A hydrated solid X on heating initially gives a monohydrated compound Y. Y upon heating above 373 K leads to an anhydrous white powder Z. X and Z, respectively, are:

Question

A hydrated solid X on heating initially gives a monohydrated compound Y. Y upon heating above 373 K leads to an anhydrous white powder Z. X and Z, respectively, are: (A) Washing soda and soda ash. (B) Washing soda and dead burnt plaster. (C) Baking soda and dead burnt plaster. (D) Baking soda and soda ash.

Tardigrade Admin · Accepted Answer

Correct answer is (a) Washing soda and soda ash.

Q. A hydrated solid X on heating initially gives a monohydrated compound Y.Y upon heating above 373K leads to an anhydrous white powder Z.X and Z, respectively, are:

Washing soda and soda ash.

Washing soda and dead burnt plaster.

Baking soda and dead burnt plaster.

Baking soda and soda ash.

Correct answer is (a) Washing soda and soda ash.

Q. A hydrated solid $X$ on heating initially gives a monohydrated compound $Y . Y$ upon heating above $373 K$ leads to an anhydrous white powder $Z . X$ and $Z$ , respectively, are: