Question

neutralisation of calcium hydroxide with hydrochloric acid is an example of a) chemical change b) physical change c) both chemical and physical change d) no change ​

Answer 1

it is a neutralization reaction as an acid neutralizer surface and the best neutralization acid

Answer 2

a) chemical change

Explanation:

• The chemical change is the change which occurs when one substance reacts with another to form a chemical product. This way the chemical form of a reacting substance gets changed.
• The reaction of the calcium hydroxide with the hydrochloric acid is an example of chemical change.
• This chemical reaction is an example of neutralization reaction as calcium hydroxide is an antacid which can be used to reduce or neutralize the effect of the hydrochloric acid.
• This process produce calcium chloride and water as a product of chemical change.

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