Question

Which of the following items is a salt? (1 point)

Answer 1

• Calcium carbonate is the  salt  among the given options.

• Calcium carbonate ( CaCO3) can be regarded as  which appears as white and odorless powder or  as a colorless crystals it is  insoluble in water.

• The chemical  formula is CaCO3. It can be used as an antacid as well as food colouring and a  food firming agent and a fertilizer.

• Calcium carbonate is calcium salt as well as carbonate salt with one-carbon compound

• Salt can be regarded as substance which is  produced by reaction between acid and  base. It  consists negative ion (anion) of that acid as well as positive ion (cation) of the base.

• Sodium hydroxide is a base and not a salt

• Carbonic acid is an acid and not a salt

• Therefore, calcium carbonate is the only salt in the among the given options.

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