GENERAL CHEMISTRY QUIZ - 3

1/10

Neutron was discovered by -

J.l. Thomson

Chadwick

Rutherford

Priestley

2/10

The three basic components of an atom are -

Protons, Neutrons and ions

Protons, Neutrons and electrons

Protons, deuterium and tritium

Protons, neutrons and ions

3/10

Tritium is an isotope of -

Oxygen

Hydrogen

Phosphorus

Nitrogen

4/10

Neutrino has -

charge +1, mass 1

charge -1, mass 1

charge 0, mass 0

charge 0, mass 1

5/10

Electromagnetic radiation with maximum wavelength is -

ultraviolet

radio waves

X-rays

Infrared

6/10

Which of the following has highest frequency ?

Cosmic rays

X-rays

Radio waves

Micro waves

7/10

Which of the following has longest wave length?

ultraviolet radiation

γ-radiation

visible radiation

infra red radiation

8/10

Who discovered electron ?

J.j. Thomson

James Chadwick

E. Rutherford

E. Goldstein

9/10

How many types of isotopes does scandium have ?

13

10

7

9

10/10

A radioactive substance emits-

alpha particle

beta particle

gamma particle

all of the three

Result: