Daily Practice · GCSE Science

Daily Practice - GCSE Science

Biology, chemistry and physics recall, definition and calculation, drawn from every strand.

6th March 2015

5 questions · GCSE · 584 questions in this band

1
Concentration, Yield and Atom Economy
Give the formula for percentage yield.
2
Chemical Changes
Write the word equation for the reaction between zinc and hydrochloric acid.
3
Reactivity, Acids and Salts
Give the ionic equation for neutralisation.
4
Electrolysis
Explain why solid sodium chloride does not conduct electricity, but molten sodium chloride does.
5
Energy Changes
State whether the combustion of methane is exothermic or endothermic.

You are looking at an earlier sheet. Today's sheet is the one that adds a day.

Your run is kept in this browser only, and there is no account.

Every sheet is deterministic: the same date always regenerates the same five questions. All of March 2015, including the monthly compilation PDF.