What is meant by synthesis reaction? Give an example.

Important Questions on Atomic Structure and Transformation of Matter

EASY

7th CBSE

IMPORTANT

Pearson IIT Foundation Chemistry>Chapter 2 - Atomic Structure and Transformation of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 50

$\mathrm{A}+\mathrm{BC}\to \mathrm{AC}+\mathrm{B}$, in this equation, compare the reactivities of $\mathrm{A}$ and $\mathrm{B}$.

EASY

7th CBSE

IMPORTANT

Pearson IIT Foundation Chemistry>Chapter 2 - Atomic Structure and Transformation of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 51

What is meant by electrolytic decomposition? Give an example.

EASY

7th CBSE

IMPORTANT

Pearson IIT Foundation Chemistry>Chapter 2 - Atomic Structure and Transformation of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 52

Give reason for the stability of inert gases.

EASY

7th CBSE

IMPORTANT

Pearson IIT Foundation Chemistry>Chapter 2 - Atomic Structure and Transformation of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 53

What is a valence shell? What is the maximum number of electrons it can have in an atom?

EASY

7th CBSE

IMPORTANT

Pearson IIT Foundation Chemistry>Chapter 2 - Atomic Structure and Transformation of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 54

An atom is electrically neutral. Justify.

EASY

7th CBSE

IMPORTANT

Pearson IIT Foundation Chemistry>Chapter 2 - Atomic Structure and Transformation of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 55

What is photolytic decomposition? Give an example.

EASY

7th CBSE

IMPORTANT

Pearson IIT Foundation Chemistry>Chapter 2 - Atomic Structure and Transformation of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 56

Identify physical and chemical changes amongst the following: Boiling of milk.

EASY

7th CBSE

IMPORTANT

Pearson IIT Foundation Chemistry>Chapter 2 - Atomic Structure and Transformation of Matter>PRACTICE QUESTIONS (CLASSROOM WING)>Q 56

Identify physical and chemical changes amongst the following: Ripening of fruits.