A random m/c GCSE science-CHEMISTRY Quiz on CHEMICAL BONDING, STRUCTURE and PROPERTIES - ionic-covalent-metallic (harder/higher tier/level)

Which substance is likely to have a simple molecular structure? [cb-1]
1. melts at 17^oC, insoluble in water, non-conductor of electricity either when solid or molten
2. melts at 670^oC, dissolves in water, non-conductor of electricity when molten, undergoes electrolysis in aqueous solution
3. melts at 2600^oC, dissolves in water, non-conductor of electricity when solid, undergoes electrolysis in aqueous solution
4. melts at 1400^oC, insoluble in water, good conductor of electricity either when solid or molten
Which substance is likely to have a giant ionic structure? [cb-2]
1. melts at 17^oC, insoluble in water, non-conductor of electricity either when solid or molten
2. melts at 2800^oC, insoluble in water, non-conductor of electricity when molten or solid
3. melts at 2600^oC, dissolves in water, non-conductor of electricity when solid, undergoes electrolysis in aqueous solution
4. melts at 1400^oC, insoluble in water, good conductor of electricity either when solid or molten
Which substance is likely to have a metallic structure? [cb-3]
1. melts at 17^oC, insoluble in water, non-conductor of electricity either when solid or molten
2. melts at 2800^oC, insoluble in water, non-conductor of electricity when molten or solid
3. melts at 2600^oC, dissolves in water, non-conductor of electricity when solid, undergoes electrolysis in aqueous solution
4. melts at 1400^oC, insoluble in water, good conductor of electricity either when solid or molten
Which substance is likely to have a giant covalent structure? [cb-4]
1. melts at 17^oC, insoluble in water, non-conductor of electricity either when solid or molten
2. melts at 2800^oC, insoluble in water, non-conductor of electricity when molten or solid
3. melts at 2600^oC, dissolves in water, non-conductor of electricity when solid, undergoes electrolysis in aqueous solution
4. melts at 1400^oC, insoluble in water, good conductor of electricity either when solid or molten
Which substance is likely to have a simple molecular structure but form ions in aqueous solution? [cb-5]
1. melts at 17^oC, reacts with water, non-conductor of electricity either when solid, molten or in water
2. melts at 370^oC, dissolves in water, non-conductor of electricity when molten or solid, solution conducts electricity
3. melts at 2600^oC, dissolves in water, non-conductor of electricity when solid, undergoes electrolysis in aqueous solution
4. melts at 1400^oC, insoluble in water, good conductor of electricity either when solid or molten
A solution of sodium chloride conducts electricity because the? [cb-6]
1. current breaks down sodium chloride into sodium ions and chloride ions
2. ions formed from the water carry the current
3. sodium ions and chloride ions are free to move and carry the current
4. the free mving water molecules are good conductors
An atom can turn into an ion if it? [cb-7]
1. gains an electron
2. loses a proton
3. gains a neutron
4. loses a neutron
An atom can turn into an ion if it? [cb-8]
1. gains a proton
2. loses a proton
3. gains a neutron
4. loses an electron
When a covalent bond is formed between atoms of different elements ? [cb-9]
1. electrons are shared
2. electrons are transferred
3. protons are shared
4. protons are transferred
When an ionic bond is formed between atoms of different elements? [cb-10]
1. electrons are shared
2. electrons are transferred
3. protons are shared
4. protons are transferred
Metal atoms form ions with a positive charge by? [cb-11]
1. gaining protons
2. gaining electrons
3. losing electrons
4. losing protons
Non-metal atoms form ions with a negative charge by? [cb-12]
1. gaining protons
2. gaining electrons
3. losing electrons
4. losing protons
Atoms of Group 7 of the Periodic Table are most likely to form ions with? [cb-13]
1. a single negative charge by gaining one electron
2. a single positive charge by losing one electron
3. a double negative charge by gaining two electrons
4. a double positive charge by losing two electrons
Atoms of Group 1 of the Periodic Table are most likely to form ions with? [cb-14]
1. a single negative charge by gaining one electron
2. a single positive charge by losing one electron
3. a double negative charge by gaining two electrons
4. a double positive charge by losing two electrons
Atoms of Group 6 of the Periodic Table are most likely to form ions with [cb-15]
1. a single negative charge by gaining one electron
2. a single positive charge by losing one electron
3. a double negative charge by gaining two electrons
4. a double positive charge by losing two electrons
Atoms of Group 2 of the Periodic Table are most likely to form ions with? [cb-16]
1. a single negative charge by gaining one electron
2. a single positive charge by losing one electron
3. a double negative charge by gaining two electrons
4. a double positive charge by losing two electrons
Which electronic diagram is correct for the compound formed by combining a metal M, from Group 1, with a non-metal X from Group 7 of the Periodic Table? [cb-17]
Which electronic diagram is correct for the compound formed by combining a metal M, from Group 1, with a non-metal X from Group 6 of the Periodic Table? [cb-18]
Which electronic diagram is correct for the compound formed by combining a metal M, from Group 2, with a non-metal X from Group 6 of the Periodic Table? [cb-19]
Which electronic diagram is correct for the compound formed by combining a metal M, from Group 2, with a non-metal X from Group 7 of the Periodic Table? [cb-20]
Which electronic diagram is correct for the compound formed by combining a metal M, from Group 3, with a non-metal X from Group 6 of the Periodic Table? [cb-21]
Which electronic diagram is correct for the compound formed by combining a metal M, from Group 3, with a non-metal X from Group 7 of the Periodic Table? [cb-22]
Which of the following substances consists of an ionic lattice? [cb-23]
1. high melting point, solid doesn't conduct electricity, aqueous solution conducts electricity
2. high melting point, solid conducts electricity, insoluble in water
3. low melting point, solid conducts electricity, insoluble in water
4. low melting point, solid doesn't conduct electricity, aqueous solution doesn't conduct electricity
What is an ion? [cb-24]
1. an atom which has lost or gained electrons
2. a negatively charged particle in the shells of an atom
3. an uncharged particle in the nucleus of an atom
4. a positively charged particle in the nucleus of an atom
Which of the following substances consists of a metal lattice? [cb-25]
1. high melting point, solid doesn't conduct electricity, aqueous solution conducts electricity
2. high melting point, solid conducts electricity, insoluble in water
3. low melting point, solid doesn't conduct electricity, insoluble in water
4. low melting point, solid doesn't conduct electricity, aqueous solution doesn't conduct electricity
A substance has an ionic structure. It conducts electricity when molten but not when solid. The substance could be? [cb-26]
1. copper
2. petrol
3. ice
4. sodium chloride
Which of the following substances consists of small molecules? [cb-27]
1. high melting point, solid doesn't conduct electricity, aqueous solution conducts electricity
2. high melting point, solid conducts electricity, insoluble in water
3. low melting point, solid conducts electricity, insoluble in water
4. low melting point, solid doesn't conduct electricity, aqueous solution doesn't conduct electricity
Molten or dissolved sodium chloride conducts electricity. The current is carried in the melt by? [cb-28]
1. ions
2. metal atoms
3. molecules
4. electrons
Sodium chloride has a high melting point because it has? [cb-29]
1. a giant covalent 3-dimentional structure
2. many ions strongly attracted together
3. molecules packed tightly together
4. strong covalent double bonds
Sodium chloride is a typical ionic compound formed by combining a metal with a non-metal. Sodium chloride will? [cb-30]
1. conduct electricity when molten
2. conduct electricity when solid
3. have a low melting point
4. consist of small NaCl molecules
Sodium chloride is a typical ionic compound formed by combining a metal with a non-metal. Sodium chloride will? [cb-31]
1. not conduct electricity when molten
2. conduct electricity when dissolved in water
3. have a low melting point
4. consist of small NaCl molecules
Sodium chloride is a typical ionic compound formed by combining a metal with a non-metal. Sodium chloride will? [cb-32]
1. not conduct electricity when molten
2. not conduct electricity when dissolved in water
3. have a high melting point
4. consist of small NaCl molecules
Sodium chloride is a typical ionic compound formed by combining a metal with a non-metal. Sodium chloride will?will [cb-33]
1. conduct electricity when solid
2. not conduct electricity when dissolved in water
3. have a low melting point
4. consist of charged particles
Sodium chloride is a typical ionic compound formed by combining a metal with a non-metal. Sodium chloride will? [cb-34]
1. not conduct electricity when solid
2. not conduct electricity when dissolved in water
3. have a low melting point
4. consist of NaCl molecules
Sodium chloride is a typical ionic compound formed by combining a metal with a non-metal. Sodium chloride will? [cb-35]
1. conduct electricity when solid
2. will dissolved in water
3. have a low melting point
4. consist of NaCl molecules
A substance has a giant covalent structure and has a high melting point. The substance could be [cb-36]
1. aluminium
2. copper
3. poly(ethene)
4. carbon (diamond)
Solid iodine consists of I₂ molecules symetrically arranged in a crystal lattice. Relatively high temperatures are needed to change iodine molecules into iodine atoms because the? [cb-37]
1. forces holding the atoms together in an iodine molecule are strong
2. forces holding the molecules together in iodine are weak
3. iodine is an element and a non-metal
4. iodine is ionically bonded and the forces between ions are very strong
Solid iodine consists of I₂ molecules symetrically arranged in a crystal lattice. Only relatively low temperatures (e.g. gentle warming) are needed to change solid iodine into iodine vapour because the? [cb-38]
1. forces holding the atoms together in an iodine molecule are strong
2. forces holding the molecules together in iodine are weak
3. iodine is an element and a non-metal
4. iodine is ionically bonded and the forces between ions are very strong
Potassium has an atomic number of 19. Which represents the electron configuration of the stable potassium ion K⁺? [cb-39]
Calcium has an atomic number of 20. Which represents the electron configuration of the stable calcium ion Ca²⁺? [cb-40]
Sulphur is a solid non-metallic element at room temperature, so it is? [cb-41]
1. a brittle substance
2. a good conductor of electricity
3. a good conductor of heat
4. a substance with a high melting point
Sulphur is a solid non-metallic element at room temperature, so it is? [cb-42]
1. easily bent into shape
2. a poor conductor of electricity
3. a good conductor of heat
4. a substance with a high melting point
Sulphur is a solid non-metallic element at room temperature, so it is? [cb-43]
1. easily bent into shape
2. a good conductor of electricity
3. a poor conductor of heat
4. a substance with a high melting point
Sulphur is a solid non-metallic element at room temperature, so it is? [cb-44]
1. easily bent into shape
2. a good conductor of electricity
3. a good conductor of heat
4. a substance with a low melting point
Copper is a metallic element so it is likely to be a? [cb-45]
1. substance with a high melting point
2. poor conductor of electricity
3. substance with a low boiling point
4. poor conductor of heat
Copper is a metallic element so it is likely to be a? [cb-46]
1. substance with a low melting point
2. good conductor of electricity
3. substance with a low boiling point
4. poor conductor of heat
Copper is a metallic element so it is likely to be a? [cb-47]
1. substance with a low melting point
2. poor conductor of electricity
3. substance with a high boiling point
4. poor conductor of heat
Copper is a metallic element so it is likely to be a? [cb-48]
1. substance with a low melting point
2. poor conductor of electricity
3. substance with a low boiling point
4. good conductor of heat
Copper is a metallic element so it is likely to be a? [cb-49]
1. substance with a low melting point
2. poor conductor of electricity
3. substance with a shiny surface
4. poor conductor of heat
Copper is a metallic element so it is likely to be a? [cb-50]
1. substance with a low melting point
2. poor conductor of electricity
3. substance easily hammered into shape
4. poor conductor of heat
To form an ion with a single positive charge, a metal atom must? [cb-51]
1. gain an electron
2. gain a proton
3. lose an electron
4. share an electron
To form an ion with a single negative charge, a non-metal atom must? [cb-52]
1. gain an electron
2. gain a proton
3. lose an electron
4. share an electron
Aluminium fluoride is an ionic compound. When this compound is formed from aluminium and fluorine? [cb-53]
1. electrons are shared
2. electrons are transferred
3. protons are shared
4. protons are transferred
Water is a covalent compound. When this compound is formed from hydrogen and oxygen? [cb-54]
1. electrons are shared
2. electrons are transferred
3. protons are shared
4. protons are transferred
From four substances described below, which is most likely to be an ionic compound? [cb-55]
1. melting point 20^oC, molten substance doesn't conduct electricity
2. melting point 150^oC, molten substance doesn't conduct electricity
3. melting point 800^oC, molten substance readily conducts electricity
4. melting point 1500^oC, molten substance is a poor electrical conductor
From four substances described below, which is most likely to consist of small molecules? [cb-56]
1. melting point 20^oC, molten substance doesn't conduct electricity
2. melting point 1150^oC, molten substance conducts electricity
3. melting point 480^oC, molten substance readily conducts electricity
4. melting point 1500^oC, molten substance is a poor electrical conductor
From four substances described below, which is most likely to consist of a giant covalent structure? [cb-57]
1. melting point 20^oC, molten substance doesn't conduct electricity
2. melting point 1150^oC, molten substance readily conducts electricity
3. melting point 480^oC, molten substance readily conducts electricity
4. melting point 1500^oC, molten substance is poor electrical conductor
Fluorine (F) has an atomic number of 9. Which represents the electron arrangement of the fluoride ion (F^-)? [cb-58]
Magnesium (Mg) has an atomic number of 12. Which represents the electron arrangement of the magnesium ion (Mg²⁺)? [cb-59]
Which electronic dot and cross diagram represents the compound formed when hydrogen (Q), at. no. 1 , combines with chlorine (X), Gp 7, at. no. 17? (only the outer shell o/x electrons are shown) [cb-60]
1. diagram (6)
2. diagram (2)
3. diagram (4)
4. diagram (1)
Which electronic dot and cross diagram represents the compound formed when hydrogen (Q), at. no. 1 , combines with oxygen (X), Gp 6, at. no. 8? (only the outer shell o/x electrons are shown) [cb-61]
1. diagram (3)
2. diagram (4)
3. diagram (7)
4. diagram (1)
Which electronic dot and cross diagram represents the compound formed when hydrogen (Q), at. no. 1 , combines with nitrogen (X), Gp 5, at. no. 7? (only the outer shell o/x electrons are shown) [cb-62]
1. diagram (6)
2. diagram (5)
3. diagram (7)
4. diagram (1)
Which electronic dot and cross diagram represents the compound formed when hydrogen (Q), at. no. 1 , combines with carbon (X), Gp 4, at. no. 6? (only the outer shell o/x electrons are shown) [cb-63]
1. diagram (3)
2. diagram (5)
3. diagram (7)
4. diagram (8)
Which electronic dot and cross diagram represents the compound formed when chlorine (Q), at. no. 17 , combines with carbon (X), Gp 4, at. no. 6? (only the outer shell o/x electrons are shown) [cb-64]
1. diagram (3)
2. diagram (5)
3. diagram (7)
4. diagram (8)

A random m/c GCSE science-CHEMISTRY Quiz on CHEMICAL BONDING, STRUCTURE and PROPERTIES - ionic-covalent-metallic (harder/higher tier/level)

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