Atomic Struture

Front

What is the smallest subatomic particle which has a very tiny mass?

Back

Electron

Front

How many electrons can the first electron shell hold?

Back

2

Front

Which subatomic particle is the identity of the atom?

Back

Proton

Front

Where are protons and neutrons found in an atom?

Back

Nucleus

Front

What is the mass number of the element Calcium (Ca)?

Back

40

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral

Front

What is the charge of an electron?

Back

Negative

Front

What is the maximum number of electrons that the second electron shell can hold?

Back

8

Front

What is the center of an atom called?

Back

Nucleus