Latest Atomic Structure General Knowledge(GK) Questions and answers

1 .

In an alpha scattering experiment, few alpha particles rebounded because

A)

The mass of the atom is concentrated in the center

B)

All the positive charge and mass of the atom is concentrated in small volume

C)

Most of the space in the atom is occupied

D)

Positive charge of the atoms very little space

Correct Answer : Positive charge of the atoms very little space

2 .

The nucleons are

A)

Neutrons and electrons

B)

Protons and neutrons

C)

Protons and electrons

D)

None of the above

Correct Answer : Protons and neutrons

3 .

How much amount of nuclear energy burnt is equivalent to the energy produced by 3000 tonnes of coal?

A)

1kg

B)

5kg

C)

15kg

D)

20kg

Correct Answer : 1kg

4 .

Why has nuclear energy become an inevitable option for the development of the country?

A)

Due to acute shortage of other sources of energy

B)

High cost of energy production of other sources

C)

High efficiency of nuclear energy

D)

Because less pollution caused by nuclear plant

Correct Answer : Due to acute shortage of other sources of energy

5 .

Compared to the charge and mass of a proton, an electron has____

A)

the same charge and the same mass

B)

an opposite charge and the same mass

C)

an opposite charge and a smaller mass

D)

the same charge and a smaller mass

Correct Answer : an opposite charge and a smaller mass