The mass of an electron is u.

Important Questions on Structure of the Atom

EASY

9th CBSE

IMPORTANT

LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 24

The $\raisebox{1ex}{$\mathrm{e}$}\!\left/ \!\raisebox{-1ex}{$\mathrm{m}$}\right.$ ratio of the electron is _____ $\times {10}^{11} \mathrm{C} {\mathrm{kg}}^{-1}$.$\left(1.759/1.602\right)$

EASY

9th CBSE

IMPORTANT

LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 24

Cathode rays when subjected to a magnetic field, get attracted towards _____ pole.

EASY

9th CBSE

IMPORTANT

LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 25

All atoms except hydrogen atom contain electron.

EASY

9th CBSE

IMPORTANT

LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 25

Cathode rays are made of particles having no mass.

EASY

9th CBSE

IMPORTANT

LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 25

In an electric field, the cathode rays are deflected towards the positively charged plate.

EASY

9th CBSE

IMPORTANT

LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 25

In a magnetic field, the cathode rays are deflected towards south pole of the magnet.

MEDIUM

9th CBSE

IMPORTANT

LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 25

The nature of cathode rays depends on the nature of gas taken in the discharge tube.

EASY

9th CBSE

IMPORTANT

LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 25

The nature of cathode rays depends on the electrode used in the discharge tube.