What is an atom?

Important Questions on Atomic Structure

EASY

8th ICSE

IMPORTANT

ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 2

What are the atoms made up of?

EASY

8th ICSE

IMPORTANT

ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 3

Name the scientist who discovered the electrons.

MEDIUM

8th ICSE

IMPORTANT

ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 4

What are the cathode rays?

EASY

8th ICSE

IMPORTANT

ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 5

Which charge present on protons?

MEDIUM

8th ICSE

IMPORTANT

ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 1

Rutherford fired fast moving alpha particles at a very thin sheet of a gold foil.

MEDIUM

8th ICSE

IMPORTANT

ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 2

According to Neil Bohr's model, concept of the structure of an atom, the nucleus of an atom contains neutrons.

MEDIUM

8th ICSE

IMPORTANT

ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 3

Atomic number is also known as proton number.

MEDIUM

8th ICSE

IMPORTANT

ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 4

Mass number of an atom is represented by the letter M.