EASY
9th CBSE
IMPORTANT
Earn 100

The cathode rays obtained from all the gases consist of negatively charged particles called electrons.

50% studentsanswered this correctly

Important Questions on Structure of Atom

EASY
9th CBSE
IMPORTANT
The anode rays obtained from all the gases consist of positively charged particles called protons.
EASY
9th CBSE
IMPORTANT
Name the central part of an atom where protons and neutrons are held together.
EASY
9th CBSE
IMPORTANT
What are the various letters used by Bohr to represent electron shells in an atom? 
EASY
9th CBSE
IMPORTANT
Name the particles which actually determine the mass of an atom.
EASY
9th CBSE
IMPORTANT
Name the positively charged particle present in the atoms of all the elements.
EASY
9th CBSE
IMPORTANT
What is the electronic configuration of a hydrogen atom?
MEDIUM
9th CBSE
IMPORTANT
How many times is a proton heavier than an electron? 1800 / 1837
MEDIUM
9th CBSE
IMPORTANT
Name the gas which produces anode rays consisting of protons in the discharge tube experiment.