Atomic Structure

Front

What is the relative charge of a proton

Back

+1

Front

What is the relative charge of a neutron

Back

0

Front

What is the relative charge of an electron

Back

-1

Front

What is the relative mass of a proton

Back

1

Front

What is the relative mass of a neutron?

Back

1

Front

What is the relative mass of an electron?

Back

1/1840 ≈ 0

Front

What is found in the nucleus?

Back

protons and neutrons

Front

Where are electrons found?

Back

In the electron shells outside the nucleus

Front

What is an atomic/proton number?

Back

o   Number of protons in the atom

o   Each element has a different proton number

Front

What is the mass number?

Back

Number of protons and neutrons in the atom