The colour of anhydrous copper sulphate is

Important Questions on Types of Reactions and Changes

EASY

9th CBSE

IMPORTANT

Practical Skills In SCIENCE 9>Chapter 4 - Types of Reactions and Changes>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 10

The colour of copper oxide is

MEDIUM

9th CBSE

IMPORTANT

Practical Skills In SCIENCE 9>Chapter 4 - Types of Reactions and Changes>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 11

Which of the following reactions will form a precipitate?

EASY

9th CBSE

IMPORTANT

Practical Skills In SCIENCE 9>Chapter 4 - Types of Reactions and Changes>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 12

Which one is true about the behaviour of $\mathrm{MgO}$ in the presence of water?

MEDIUM

9th CBSE

IMPORTANT

Practical Skills In SCIENCE 9>Chapter 4 - Types of Reactions and Changes>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 13

$\mathrm{Zn}+{\mathrm{H}}_2{\mathrm{SO}}_4\to {\mathrm{ZnSO}}_4+{\mathrm{H}}_2$
The colour of zinc sulphate formed is:

MEDIUM

9th CBSE

IMPORTANT

Practical Skills In SCIENCE 9>Chapter 4 - Types of Reactions and Changes>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 14

${\mathrm{Na}}_2{\mathrm{SO}}_4+{\mathrm{BaCl}}_2\to {\mathrm{BaSO}}_4+2\mathrm{NaCl}$
The colour of sodium chloride and barium sulphate solutions formed respectively are:

EASY

9th CBSE

IMPORTANT

Practical Skills In SCIENCE 9>Chapter 4 - Types of Reactions and Changes>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 15

Heating of blue crystals of copper sulphate to form white anhydrous compound is a