Identify the correct match: Salt Chemical formula 1. Washing soda $Na_2CO_3$ 2. Baking soda $NaHCO_3$ 3. Gypsum $CaSO_4.2H_2O$ 4. Plaster of Paris $CaSO_4.1/2H_2O$ How many match/es is/are correct?

Question

PYQPulse · Accepted Answer

All the four matches

PYQPulse · Answer

Explanation: This question requires us to verify the chemical formulas provided for four common salts: Washing Soda, Baking Soda, Gypsum, and Plaster of Paris. Let's examine each match individually.

Identify the correct match: Salt Chemical formula 1. Washing soda $Na_2CO_3$ 2. Baking soda $NaHCO_3$ 3. Gypsum $CaSO_4.2H_2O$ 4. Plaster of Paris $CaSO_4.1/2H_2O$ How many match/es is/are correct?

Answer: D. All the four matches

Explanation

Identify the correct match: Salt Chemical formula 1. Washing soda $Na_2CO_3$ 2. Baking soda $NaHCO_3$ 3. Gypsum $CaSO_4.2H_2O$ 4. Plaster of Paris $CaSO_4.1/2H_2O$ How many match/es is/are correct?

Answer: D. All the four matches

Explanation