WorksheetsAcids Bases and Salts
Total questions: 10
Worksheet time: 3mins
The correct way of making a solution of acid in water is to?
a) add water to acid
b) add acid to water
(c) mix acid and water simultaneously
(d) add water to acid in a shallow container
Products of a neutralisation reaction are always:
(a) an acid and a base
(b) an acid and a salt
(c) a salt and water
(d) a salt and a base
Phenolphthalein is a synthetic indicator and its colours in acidic and basic solutions, respectively are:
(a) red and blue
(b) blue and red
(c) pink and colourless
(d) colourless and pink
When the soil is too basic, plants do not grow well in it. To improve its quality what must be added to the soil?
(a) Organic matter
(b) Quick lime
(c) Slaked lime
(d) Calamine solution
Which of the following set of substances contain acids?
(a) Grapes, lime water
(b) Vinegar, soap
(c) Curd, milk of magnesia
(d) Curd, vinegar
When an ant bites, it injects
(a) acidic liquid
(b) basic liquid
(c) both (a) and (b)
(d) neutral liquids
Our stomach contains?
(a) hydrochloric acid
(b) sodium hydroxide
(c) sulphuric acid
(d) nitric acid
When a drop of vinegar solution is put on the blue litmus paper, it turns
(a) red
(b) blue
(c) green
(d) yellow
When we suffer from acidity, we should take
(a) iron tonic
(b) vitamins
(c) antacid
(d) lactocalamine
Neutralisation reaction is a
(a) physical and reversible change
(b) physical and irreversible change
(c) chemical and reversible change
(d) chemical and irreversible change
