Acids, bases and salts Flashcards Preview

GCSE Chemistry Unit 2 > Acids, bases and salts > Flashcards

Flashcards in Acids, bases and salts Deck (4)
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1

Calculate the percentage by mass of nitrogen in ammonia (NH₃). [3]

82 (%)

2

Name the salt produced when ammonia reacts with hydrochloric acid. [1]

ammonium chloride

3

A student concluded that potassium would not be a suitable metal to react with sulfuric acid.
Explain why. [2]

- (potassium is) too reactive...
- ...therefore it's dangerous / a violent reaction

4

Which ions causes the pH to be 2.9? [1]

hydrogen (ion)