Daily Practice · GCSE Science

Daily Practice - GCSE Science

16th April 1998

5 questions · GCSE · 584 questions in this band

1
Life Cycle Assessment, Recycling and Corrosion
Explain why steel (an alloy of iron and carbon) is generally harder than pure iron.
2
Atomic Structure and the History of the Atom
Define an isotope.
3
The Periodic Table: Groups and Trends
Explain why potassium is more reactive than sodium.
4
Bonding, Structure and Properties of Matter
Name the three types of strong chemical bonding.
5
Chemical Bonding: Ionic, Covalent and Metallic
Why can metals conduct electricity when solid?

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