Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
- 1Using the Earth's Resources and Potable Water
Explain why potable water is not required to be chemically pure.
- 2Life Cycle Assessment, Recycling and Corrosion
State the two substances that must both be present for iron to rust.
- 3Atomic Structure and the History of the Atom
Write the electronic structure of a magnesium atom (12 electrons).
- 4The Periodic Table: Groups and Trends
Why did Mendeleev leave gaps in his table?
- 5Bonding, Structure and Properties of Matter
A student says that metals conduct electricity because they contain free-moving ions. Explain why this statement is incorrect, and give the correct explanation.
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Every sheet is deterministic: the same date always regenerates the same five questions. All of June 2020, including the monthly compilation PDF.