Daily Practice · GCSE Science

Daily Practice - GCSE Science

23rd October 1996

5 questions · GCSE · 584 questions in this band

1
Quantitative Chemistry
Calculate the Mr of Ca(OH)2. (Ca = 40, O = 16, H = 1)
2
Moles, Formulae and Equations
In the equation 2H2 + O2 gives 2H2O, how many moles of water are formed from 3 mol of hydrogen?
3
Concentration, Yield and Atom Economy
Calculate the concentration in moles per cubic decimetre of a solution containing 0.5 mol in 250 cubic centimetres.
4
Chemical Changes
State the pH value of a neutral solution.
5
Reactivity, Acids and Salts
Name the salt made from zinc oxide and nitric acid.

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.

Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1996, including the monthly compilation PDF.