IG-worksheet acids , bases & salts
- Posted by Abdul Majid
- Categories Blog
- Date August 4, 2025
- Comments 0 comment
paper-2
1. Which acid and base react together to produce an insoluble salt?
A hydrochloric acid and sodium hydroxide B nitric acid and calcium oxide
C sulfuric acid and barium hydroxide D sulfuric acid and zinc oxide
2. Which calcium compound does not increase the pH of acidic soils?
A calcium carbonate B calcium hydroxide
C calcium oxide D calcium sulfate
3. The diagrams show an experiment with aqueous ammonium chloride.
A gas, Y, is produced and the litmus paper changes colour.
What are solution X and gas Y?
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