Name the subatomic particles.

Important Questions on Atomic Structure

EASY

7th Tamil Nadu Board

IMPORTANT

Tamil Nadu Board Class 7 Science Term 1>Chapter 4 - Atomic Structure>Evaluation>Q VII

What is atomic number?

MEDIUM

7th Tamil Nadu Board

IMPORTANT

Tamil Nadu Board Class 7 Science Term 1>Chapter 4 - Atomic Structure>Evaluation>Q VII

What are the characteristics of the proton?

MEDIUM

7th Tamil Nadu Board

IMPORTANT

Tamil Nadu Board Class 7 Science Term 1>Chapter 4 - Atomic Structure>Evaluation>Q VII

Why neutrons are called neutral particles?

MEDIUM

7th Tamil Nadu Board

IMPORTANT

Tamil Nadu Board Class 7 Science Term 1>Chapter 4 - Atomic Structure>Evaluation>Q VIII

Distinguish between isotopes and isobars.

HARD

7th Tamil Nadu Board

IMPORTANT

Tamil Nadu Board Class 7 Science Term 1>Chapter 4 - Atomic Structure>Evaluation>Q VIII

What are isotones, give one example?

HARD

7th Tamil Nadu Board

IMPORTANT

Tamil Nadu Board Class 7 Science Term 1>Chapter 4 - Atomic Structure>Evaluation>Q VIII

Differentiate between atomic number and mass number.

HARD

7th Tamil Nadu Board

IMPORTANT

Tamil Nadu Board Class 7 Science Term 1>Chapter 4 - Atomic Structure>Evaluation>Q VIII

The atomic number of an element is $9$, it has $10$ neutrons. Find the element from the periodic table. What will be its mass number?

HARD

7th Tamil Nadu Board

IMPORTANT

Tamil Nadu Board Class 7 Science Term 1>Chapter 4 - Atomic Structure>Evaluation>Q IX

Draw the atom structure and explain the position of the subatomic particles.