GCSE/IGCSE Chemistry QUIZ questions on The GROUP 1 ALKALI METALS e.g. lithium, sodium and potassium (harder/higher tier/level)

Which 'trend' is TRUE down the Alkali Metal Group with increase in atomic number? [gp1-1]
1. they become more reactive
2. the atoms get smaller
3. the melting point gets higher
4. the boiling point gets higher
Which 'trend' is TRUE down the Alkali Metal Group with increase in atomic number? [gp1-2]
1. they become less reactive
2. the atoms get larger
3. the melting point gets higher
4. the boiling point gets higher
Which 'trend' is TRUE down the Alkali Metal Group with increase in atomic number? [gp1-3]
1. they become less reactive
2. the atoms get smaller
3. the melting point gets lower
4. the boiling point gets higher
Which 'trend' is TRUE down the Alkali Metal Group with increase in atomic number? [gp1-4]
1. they become less reactive
2. the atoms get smaller
3. the melting point gets higher
4. the boiling point gets lower
Hydrochloric acid is a strong acid that forms chloride salts with alkali metal hydroxides. The acid's pH is likely to be? [gp1-5]
1. pH 1
2. pH 7
3. pH 10
4. pH 13
The salt sodium chloride is soluble in water and the pH of its aqueous solution is likely to be? [gp1-6]
1. pH 1
2. pH 7
3. pH 10
4. pH 13
Sodium carbonate solution is a weak alkali, the pH of its aqueous solution is likely to be? [gp1-7]
1. pH 1
2. pH 7
3. pH 10
4. pH 13
Sodium hydroxide is a strong alkali, the pH of its aqueous solution is likely to be? [gp1-8]
1. pH 1
2. pH 7
3. pH 10
4. pH 13
Which is TRUE about the Group 1 Alkali Metals? [gp1-17]
1. they have unusually low densities
2. they have unusually high melting points
3. they are typical hard metals
4. they are poor conductors of heat
Which is TRUE about the Group 1 Alkali Metals? [gp1-18]
1. they have unusually high densities
2. they have unusually low melting points
3. they are typical hard metals
4. they are poor conductors of electritcity
Which is TRUE about the Group 1 Alkali Metals? [gp1-19]
1. they have unusually high densities
2. they have unusually high melting points
3. they are unusually soft metals
4. they are poor conductors of heat
Which is TRUE about the Group 1 Alkali Metals? [gp1-20]
1. they have unusually high densities
2. they have unusually high melting points
3. they are typical hard metals
4. they are good conductors of heat
Which is TRUE about the Group 1 Alkali Metals? [gp1-21]
1. they have unusually high densities
2. they have unusually high melting points
3. they are typical hard metals
4. they are good conductors of heat
Which is TRUE about the Group 1 Alkali Metals? [gp1-22]
1. they have unusually high densities
2. they have typically high boiling points
3. they are typical hard metals
4. they are poor conductors of heat
Which is TRUE about the Group 1 Alkali Metals? [gp1-23]
1. when pure they are silver solids
2. they have untypically low boiling points
3. they are untypical hard metals
4. they are poor conductors of electricity because they only have one free outer electron in the metal lattice
Which is TRUE about the Group 1 Alkali Metals? [gp1-24]
1. when pure they are colourless solids
2. they have untypically low boiling points
3. they are kept under oil because of their reactivity to oxygen
4. they are poor conductors of electricity because they only have one free outer electron in the metal lattice
When an alkali metal reacts with the non-metal chlorine, which statement is TRUE about the compound formed? [gp1-25]
1. it will have a high melting point
2. it will be a green solid
3. it will not dissolve in water
4. it will be a covalent compound
When an alkali metal reacts with the non-metal chlorine, which statement is TRUE about the compound formed? [gp1-26]
1. it will have a low melting point
2. it will be a white solid or colourless crystals
3. it will not dissolve in water
4. it will be a covalent compound
When an alkali metal reacts with the non-metal chlorine, which statement is TRUE about the compound formed? [gp1-27]
1. it will have a low melting point
2. it will be a pale green solid
3. it will dissolve in water to give a neutral solution of pH 7
4. it will be a covalent compound
When an alkali metal reacts with the non-metal oxygen, which statement is TRUE about the compound formed? [gp1-28]
1. it will have a low melting point
2. it will be a pale green solid
3. it will dissolve in water to give an alkaline solution of pH 14
4. it will be a covalent compound
When an alkali metal reacts with the non-metal oxygen, which statement is TRUE about the compound formed? [gp1-29]
1. it will have a low melting point
2. it will be a pale green solid
3. it will dissolve in water to give a neutral solution of pH 7
4. it will be an ionic compound
Which is TRUE about the reaction of lithium and water containing universal indicator? [gp1-30]
1. the products are lithium hydroxide and hydrogen
2. the reaction is fast and endothermic
3. the indicator turns from neutral green (pH 7) to strongly acid red (pH 1)
4. the gas formed causes a glowing splint to re-ignite
Which is TRUE about the reaction of lithium and water containing universal indicator? [gp1-31]
1. the products are lithium oxide and hydrogen
2. the reaction is fast and exothermic
3. the indicator turns from acid red (pH 3) to neutral green (pH 7)
4. the metal sinks but carries on reacting
Which is TRUE about the reaction of potassium and water containing universal indicator? [gp1-32]
1. the products are potassium oxide and hydrogen
2. the reaction is fast and endothermic
3. the indicator turns from neutral green (pH 7) to strongly alkaline purple (pH 14)
4. the metal sinks but carries on reacting
Which is TRUE about the reaction of lithium and water containing universal indicator? [gp1-33]
1. the products are lithium oxide and hydrogen
2. the reaction is fast and endothermic
3. the indicator turns from neutral green (pH 7) to weakly alkaline dark green (pH 8)
4. the gas formed gives a pop with a lit splint
Which is TRUE about the reaction of potassium and water containing universal indicator? [gp1-34]
1. the reaction is so exothermic the gas formed burns with a lilac flame
2. the products are potassium hydroxide and oxygen
3. the indicator turns from neutral green (pH 7) to weakly alkaline dark green (pH 8)
4. the gas formed re-ignites a glowing splint
Which of the elements listed is an Alkali Metal? [gp1-35]
1. element X
2. element D
3. element E
4. element W
Which of the elements listed is an Alkali Metal? [gp1-36]
1. element A
2. element J
3. element Z
4. element G
Given the equation ...
2Li_(X) + 2H₂O_(?) ==> 2LiOH_(?) + H_2(?)
Which state symbol should be where (X) is? [gp1-37]
1. (s)
2. (l)
3. (aq)
4. (g)
Given the equation ...
2Na_(?) + 2H₂O_(X) ==> 2NaOH_(?) + H_2(?)
Which state symbol should be where (X) is? [gp1-38]
1. (s)
2. (l)
3. (aq)
4. (g)
Given the equation ...
2K_(?) + 2H₂O_(?) ==> 2KOH_(X) + H_2(?)
Which state symbol should be where (X) is? [gp1-39]
1. (s)
2. (l)
3. (aq)
4. (g)
Given the equation ...
2Rb_(?) + 2H₂O_(?) ==> 2RbOH_(?) + H_2(X)
Which state symbol should be where (X) is? [gp1-40]
1. (s)
2. (l)
3. (aq)
4. (g)
In the Periodic Table a vertical column of similar elements is called a? [gp1-45]
1. Group
2. Period
3. Series
4. Block
In the Periodic Table a complete horizontal row elements of varying physical and chemical character is called a? [gp1-46]
1. Group
2. Period
3. Series
4. Block
In the Periodic Table part of a horizontal row elements of similar physical and chemical character is called a? [gp1-47]
1. Group
2. Period
3. Series
4. Block
In the Periodic Table, the elements were originally laid out in order of? [gp1-48]
1. atomic number
2. reactivity
3. atomic radius
4. atomic mass
In the modern Periodic Table, the elements are now laid out in order of? [gp1-49]
1. atomic number
2. reactivity
3. atomic radius
4. atomic mass
Which element is very similar physically and chemically to potassium? [gp1-50]
1. chlorine
2. sodium
3. helium
4. sulphur
Which is a metal that floats on, and reacts with, water and the product turns universal indicator purple? [gp1-51]
1. iron
2. bromine
3. lithium
4. helium
The element sodium is stored under oil because it? [gp1-52]
1. floats on water
2. is less dense than oil
3. cannot react with air
4. reacts rapidly with water
When sodium reacts with water, the products are? [gp1-53]
1. sodium hydroxide and hydrogen
2. sodium hydroxide and oxygen
3. sodium hydride and oxygen
4. sodium oxide and hydrogen
Which element is a liquid non-metal at room temperature and pressure? [gp1-61]
1. bromine
2. carbon
3. copper
4. mercury
Which element is a solid non-metal at room temperature and pressure? [gp1-62]
1. bromine
2. carbon
3. copper
4. mercury
Which element is a solid metal at room temperature and pressure? [gp1-63]
1. bromine
2. carbon
3. copper
4. mercury
Which element is a liquid metal at room temperature and pressure? [gp1-64]
1. bromine
2. carbon
3. copper
4. mercury
Which element is a gas at room temperature and pressure? [gp1-65]
1. nitrogen
2. sulphur
3. chromium
4. tin
Which element is a yellow solid non-metal at room temperature and pressure? [gp1-66]
1. carbon
2. sulphur
3. chromium
4. tin
Which element is a shiny solid at room temperature and pressure? [gp1-67]
1. carbon
2. sulphur
3. nickel
4. phosphorus
The diagram shows an outline of part of the Periodic Table in five sections. In which section will you find the most reactive metals? [gp1-68]
1. section 1
2. section 3
3. section 4
4. section 5
The diagram shows an outline of part of the Periodic Table in five sections. In which section will you find the Transition Metals? [gp1-69]
1. section 1
2. section 3
3. section 4
4. section 5
The diagram shows an outline of part of the Periodic Table in five sections. In which section will you find most of the non-metals? [gp1-70]
1. section 1
2. section 3
3. section 4
4. section 5
The diagram shows an outline of part of the Periodic Table in five sections. In which section will you find the Noble Gases? [gp1-71]
1. section 1
2. section 3
3. section 4
4. section 5
The diagram shows an outline of part of the Periodic Table in five sections. In which section will you find hydrogen? [gp1-72]
1. section 5
2. section 3
3. section 4
4. section 2
Complete the equation: [gp1-73]
sodium + water ==> ? + ?
1. sodium hydroxide + hydrogen
2. sodium oxide + hydrogen
3. sodium hydride + oxygen
4. sodium hydroxide + oxygen
Complete the equation: [gp1-74]
potassium + water ==> ? + ?
1. potassium oxide + hydrogen
2. potassium hydroxide + hydrogen
3. potassium hydride + oxygen
4. potassium hydroxide + oxygen
Which is TRUE about Alkali Metals? [gp1-75]
1. they are very hard
2. lumps of them are not easily shaped
3. when freshly cut they are shiny
4. they have low boiling points
Which is TRUE about Alkali Metals? [gp1-76]
1. they are very hard
2. they have high melting points
3. when freshly cut they are dull looking
4. lumps of them are easily shaped
Which is TRUE about the compound formed on combining an Alkali Metal with the Halogen element chlorine to form the metal chloride? [gp1-77]
1. is an ionic compound
2. soluble to form a pale green solution in water
3. the solid conducts electricity
4. the solution in water does not conduct electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the Halogen element chlorine to form the metal chloride? [gp1-78]
1. is a covalent compound
2. soluble to form a colourless solution in water
3. the solid conducts electricity
4. the solution in water does not conduct electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the Halogen element chlorine to form the metal chloride? [gp1-79]
1. is a covalent compound
2. forms a pale green solution in water
3. the solid does not conduct electricity, but the molten salt does
4. it has a low melting point
Which is TRUE about the compound formed on combining an Alkali Metal with the Halogen element chlorine to form the metal chloride? [gp1-80]
1. is a covalent compound
2. insoluble in water
3. the solid conducts electricity
4. the solution of it in water conducts electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the element oxygen to form the metal oxide? [gp1-81]
1. soluble to form a colourless solution in water
2. has a low melting point
3. the solid conducts electricity
4. the solution in water does not conduct electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the element oxygen to form the metal oxide? [gp1-82]
1. it is insoluble in water
2. it has a high melting point
3. the solid conducts electricity
4. the solution in water does not conduct electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the element oxygen to form the metal oxide? [gp1-83]
1. it is insoluble in water
2. it has a low boiling point
3. it is a white solid
4. the solid conducts electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the element oxygen to form the metal oxide? [gp1-84]
1. it is insoluble in water and floats on the surface
2. the solid is a good conductor of electricity
3. it is a pale yellow solid with a low melting point
4. when molten or dissolved in water, it will conduct electricity
Which is solid metal? [gp1-93]
1. aluminium
2. hydrogen
3. sulphur
4. bromine
Which is gaseous non-metal? [gp1-94]
1. aluminium
2. hydrogen
3. sulphur
4. bromine
Chlorine reacts with potssium to form potassium chloride. Which is TRUE about it? [gp1-95]
1. green insoluble solid
2. white insoluble solid
3. white soluble solid
4. green insoluble solid
Potassium hydroxide dissolves in water to form? [gp1-96]
1. potassium oxide
2. hydrogen gas
3. a salt solution
4. an alkaline solution
Most metallic elements are found in the central block and in? [gp1-97]
1. Groups 1 and 2
2. Groups 3 and 4
3. Groups 5 and 6
4. Groups 7 and 0 (or 8)
The elements in Group 1 of the Periodic Table are called the? [gp1-98]
1. Alkaline Earth Metals
2. Alkali Metals
3. Transition Metals
4. Reactive Metals
[gp1-9] Which three quantities a, b and c are required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.)
a Li_(s) + b O_2(g) ==> c Li₂O_(s)
1. 4 1 2
2. 2 1 2
3. 4 2 1
4. 2 2 1
[gp1-10] Which four quantities a, b, c and dare required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.)
a Na_(s) + b H₂O_(l) ==> c NaOH_(aq) + d H_2(g)
1. 2 1 2 1
2. 2 2 2 1
3. 1 2 1 2
4. 1 1 1 2
[gp-111] Which five quantities a, b, c, d and eare required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.)
a Na₂CO_3(s) + b HCl_(aq) ==> c NaCl_(aq) + d H₂O_(l) + e CO_2(g)
1. 1 4 4 2 2
2. 2 2 4 2 2
3. 1 2 2 1 1
4. 2 2 2 1 1
[gp1-12] Which three quantities a, b and c are required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.)
a Na_(s) + b Cl_2(g) ==> c NaCl_(s)
1. 1 1 1
2. 1 2 1
3. 1 1 1
4. 2 1 2
[gp1-13] Which four quantities a, b, c and dare required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.)
a NaOH_(aq) + b HCl_(aq) ==> c NaCl_(aq) + d H₂O_(l)
1. 1 1 1 1
2. 1 2 2 1
3. 2 1 1 2
4. 1 2 2 1
[gp1-14] Which four quantities a, b, c and dare required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.)
a Li₂O_(s) + b HCl_(aq) ==> c LiCl_(aq) + d H₂O_(l)
1. 1 2 1 1
2. 1 2 2 1
3. 1 1 1 1
4. 1 2 1 2
[gp1-15] Which four quantities a, b, c and dare required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.)
a KOH_(aq) + b H₂SO_4(aq) ==> c K₂SO_4(aq) + d H₂O_(l)
1. 1 2 1 1
2. 1 1 1 1
3. 2 1 1 2
4. 2 2 1 2
[gp1-16] Which four quantities a, b, c and dare required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.)
a Na₂O_(s) + b H₂SO_4(aq) ==> c Na₂SO_4(aq) + d H₂O_(l)
1. 1 2 1 2
2. 2 2 2 1
3. 2 1 2 2
4. 1 1 1 1
The formula of sodium hydroxide is? [gp1-41]
1. NaOH
2. Na₂O
3. Na(OH)₂
4. Na₂O₂
The formula of lithium oxide is? [gp1-42]
1. Li₂O₂
2. Li₂O
3. LiO
4. LiO₂
The formula of potassium chloride is? [gp1-43]
1. K₂Cl
2. KCl₂
3. KCl
4. KCl₃
The Group 1 Alkali Metals behave in a very similar way because they all have? [gp1-44]
1. low melting points
2. free electrons in their structure
3. the ability to easily form a positive ion in a reaction
4. one electron in the outer shell
Group 1 Alkali Metals become more reactive down the Group, as the atomic number increases, because? [gp1-54]
1. they can gain another outer elecron more easily as the atom gets smaller
2. they can lose the outer elecron more easily as the atom gets bigger
3. they can share electrons more easily as the atom gets bigger
4. they can share electrons more easily as the atom gets smaller
Which is the electron arrangement of an Alkali Metal? [gp1-55]
1. 2.8.7
2. 2.8
3. 2.8.1
4. 2.8.2
What is the charge on the ion formed by an Alkali Metal? [gp1-56]
1. -
2. 2-
3. 2+
4. +
Which is the electron arrangement of the most reactive metal? [gp1-57]
1. 2.8.8.1
2. 2.1
3. 2.2
4. 2.8.8.2
Caesium is below potassium in the Periodic Table. Compared to potassium, this means caesium will? [gp1-58]
1. corrode less quickly
2. be more reactive
3. not have to be stored under oil
4. be higher melting
Sodium and potassium are in the same Group of the Periodic Table because they both? [gp1-59]
1. react fast with water
2. have the same formula for a chloride salt
3. have the same number of outer electrons
4. soft silvery solids
Sodium and potassium would be expected to chemically very similar because they both? [gp1-60]
1. react fast with water
2. have the same formula for a chloride salt
3. have the same number of electrons in the atom
4. have the same number of outer electrons
What is the formula of lithium nitrate? [gp1-85]
1. LiNO₃
2. Li₂NO₃
3. Li(NO₃)₂
4. Li(NO₃)₃
What is the formula of sodium sulphate? [gp1-86]
1. NaSO₄
2. Na₂SO₄
3. Na(SO₄)₂
4. Na₃SO₄
What is the formula of lithium hydroxide? [gp1-87]
1. Li(OH)₂
2. Li₂OH
3. LiOH
4. Li(OH)₃
What is the formula of potassium carbonate? [gp1-88]
1. KCO₃
2. K(CO₃)₂
3. K₃CO₃
4. K₂CO₃
When alkali metals react with water, the increase in reactivity down the group, with increasing atomic number, is partly explained by the? [gp1-89]
1. increasingly easier oxidation of M to M⁺
2. outer electron increasingly closer to the positive nucleus
3. outer electron being increasingly more strongly held by the nucleus
4. decreasingly smaller atom
When alkali metals react with water, the increase in reactivity down the group, with increasing atomic number, is partly explained by the? [gp1-90]
1. increasingly easier reduction of M to M⁺
2. outer electron increasingly further from the positive nucleus
3. outer electron being increasingly more strongly held by the nucleus
4. decreasingly smaller atom
When alkali metals react with water, the increase in reactivity down the group, with increasing atomic number, is partly explained by the? [gp1-91]
1. increasingly easier reduction of M to M⁺
2. outer electron increasingly nearer the positive nucleus
3. outer electron being increasingly less strongly held by the nucleus
4. decreasingly smaller atom
When alkali metals react with water, the increase in reactivity down the group, with increasing atomic number, is partly explained by the? [gp1-92]
1. increasingly easier reduction of M to M⁺
2. outer electron increasingly nearer the positive nucleus
3. outer electron being increasingly more strongly held by the nucleus
4. increasingly larger atom

GCSE/IGCSE Chemistry QUIZ questions on The GROUP 1 ALKALI METALS e.g. lithium, sodium and potassium (harder/higher tier/level)

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