The colour of sodium sulphate solution is

Important Questions on Types of Reactions and Changes

MEDIUM

9th CBSE

IMPORTANT

Practical Skills In SCIENCE 9>Chapter 4 - Types of Reactions and Changes>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 5

What happens when zinc granules react with dil. ${\mathrm{H}}_2{\mathrm{SO}}_4$ acid?

MEDIUM

9th CBSE

IMPORTANT

Practical Skills In SCIENCE 9>Chapter 4 - Types of Reactions and Changes>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 6

What is not observed when zinc granules are added to dilute sulphuric acid in a test tube?

MEDIUM

9th CBSE

IMPORTANT

Practical Skills In SCIENCE 9>Chapter 4 - Types of Reactions and Changes>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 7

When magnesium ribbon is burned the flame produced is

MEDIUM

9th CBSE

IMPORTANT

Practical Skills In SCIENCE 9>Chapter 4 - Types of Reactions and Changes>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 8

Amino acid is formed by decomposition of which component of our diet?

MEDIUM

9th CBSE

IMPORTANT

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

The colour of anhydrous copper sulphate is

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?