Daily Practice · GCSE Science

Daily Practice - GCSE Science

18th December 1998

5 questions · GCSE · 584 questions in this band

1
Life Cycle Assessment, Recycling and Corrosion
State one environmental benefit of recycling aluminium cans rather than making new aluminium from ore.
2
Atomic Structure and the History of the Atom
Why do isotopes of an element react in the same way?
3
The Periodic Table: Groups and Trends
State the trend in reactivity down group 7 and name the most reactive halogen listed on the periodic table.
4
Bonding, Structure and Properties of Matter
Explain why sodium chloride conducts electricity when molten but not when solid.
5
Chemical Bonding: Ionic, Covalent and Metallic
Define a covalent bond.

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