Chemistry, asked by yadavom3758, 3 months ago

Match the items in Column A with the most appropriate ones in Column B.
Column A
1. Calcium sulphate
2. Magnesium hydrogen carbonate
3. Anhydrous calcium chloride
4. Sodium sulphate decahydrate
5. Solid potassium hydroxide

Column B
a. Hygroscopic substance
b Efflorescent substance
C. Temporary hardness
d. Permanent hardness
e. Deliquescent substance

Answers

Answered by philipc1963

1

Answer:

NaHCO3⟶ Baking soda (Sodium Bi-carbonate)

Na2CO3⋅10H2O⟶ Washing soda (Sodium carbonate deca-hydrate)

NaOH⟶ Caustic soda (Sodium hydroxide)

CuSO4⋅5H2O⟶ Blue vitriol (Copper sulphate pentahydrate

Explanation:

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