Concise Chemistry Class 9>Chapter 3 - Water>EXERCISE 3(B)>Q 8

EASY

9th ICSE

IMPORTANT

Earn 100

What is the effect of temperature on the solubility of ${KNO}_{3}$ and ${CaSO}_{4}$ in water?

Important Questions on Water

MEDIUM

9th ICSE

IMPORTANT

Concise Chemistry Class 9>Chapter 3 - Water>EXERCISE 3(B)>Q 9

Solubility of

NaCl

at

40^{0} C

is

36.5 g

. What is meant by this statement?

MEDIUM

9th ICSE

IMPORTANT

Concise Chemistry Class 9>Chapter 3 - Water>EXERCISE 3(B)>Q 10

Which test will you carry out to find out if a given solution is saturated or unsaturated or super saturated?

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9th ICSE

IMPORTANT

Concise Chemistry Class 9>Chapter 3 - Water>EXERCISE 3(B)>Q 11

What is the effect of pressure on the solubility of gases? Explain with an example.

EASY

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IMPORTANT

Concise Chemistry Class 9>Chapter 3 - Water>EXERCISE 3(B)>Q 12

State the term: A solution where a solvent is a liquid other than water. (Homogeneous/ Heterogeneous/ Non-aqueous)

EASY

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IMPORTANT

Concise Chemistry Class 9>Chapter 3 - Water>EXERCISE 3(B)>Q 12

State the term: (Do not give examples)

When a substance absorbs moisture on exposure to moist air and dissolves in the absorbed water and turned into the solution.

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IMPORTANT

Concise Chemistry Class 9>Chapter 3 - Water>EXERCISE 3(B)>Q 12

State the term: (Do not give examples)

A substance that contains water of crystallisation.

EASY

9th ICSE

IMPORTANT

Concise Chemistry Class 9>Chapter 3 - Water>EXERCISE 3(B)>Q 12

State the term: (Do not give examples)

When a substance absorbs moisture from the atmosphere, but does not form a solution.

EASY

9th ICSE

IMPORTANT

Concise Chemistry Class 9>Chapter 3 - Water>EXERCISE 3(B)>Q 12

State the term: When a compound loses its water of crystallisation on exposure to dry air. (Water of crystallisation/ Hydration/ Efflorescence)