Daily Practice
GCSE Science
- 1Using the Earth's Resources and Potable Water
Explain, in terms of particle size, how reverse osmosis separates water from dissolved salt.
- 2Life Cycle Assessment, Recycling and Corrosion
State one environmental benefit of recycling aluminium cans rather than making new aluminium from ore.
- 3Atomic Structure and the History of the Atom
Why do isotopes of an element react in the same way?
- 4The Periodic Table: Groups and Trends
State the trend in reactivity down group 7 and name the most reactive halogen listed on the periodic table.
- 5Bonding, Structure and Properties of Matter
Name the three types of strong chemical bonding.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of May 1992, including the monthly compilation PDF.