Question

answer in 1 word : 1.acid obtained from minerals 2. the base which dissolves in water 3.a base used in white washing 4.a substance that changes its colour when added to an acid or a base 5.a natural indicator which is pink in neutral solution and changes to green in basic solution​

Answer 1

Answer:

1. Commonly used mineral acids are sulfuric acid, hydrochloric acid and nitric acid
2. An alkali is a base which dissolves in water.
3. The chemical name of substance, which is used for white washing is calcium oxide. ... The chemical formula of calcium oxide is CaO
4. An indicator is a substance which changes its color in the presence of acid or base. It is indicative of acid and base in the solution.
5. China rose indicator is pink in neutral solutions. China rose indicator is dark pink in acidic solutions. China rose is green in basic solutions.

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