A solution of $\mathrm{NaCN}$ is   in water.

Important Questions on Acids, Bases and Salts

HARD

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 2 - Acids, Bases and Salts>Exercise 8>Q 13

Salts of strong acid and strong base do not show _____.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 2 - Acids, Bases and Salts>Exercise 8>Q 14

_____ $\mathrm{HCl} \left(\mathrm{g}\right)$ has no effect on litmus. (Dry/Aqueous)

HARD

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 2 - Acids, Bases and Salts>Exercise 8>Q 15

${\mathrm{H}}_2\mathrm{S}$ forms two series of _____.

HARD

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 2 - Acids, Bases and Salts>Exercise 8>Q 16

During curd formation, $\mathrm{pH}$ of milk _____. (increases / remains the same / decreases)

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 2 - Acids, Bases and Salts>Exercise 8>Q 17

The product of the concentration of ${\mathrm{H}}^{+}$ and ${\mathrm{OH}}^{-}$ ions in a solution remains _____.

HARD

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 2 - Acids, Bases and Salts>Exercise 8>Q 18

$[{\mathrm{NiCI}}_4{]}^{2-}$ is a _____.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 2 - Acids, Bases and Salts>Exercise 8>Q 19

The reaction: ${\mathrm{H}}^{+} + {\mathrm{OH}}^{-} \to {\mathrm{H}}_2\mathrm{O}$ is called _____.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 2 - Acids, Bases and Salts>Exercise 8>Q 20

Eggshell contains a layer of _____ on top