Atomic Structure

Front

What is the maximum number of electrons in the 1st energy level?

Back

2 electrons

Front

What is the atomic number of an atom with 9 protons?

Back

9

Front

True or False: The neutron has a positive charge.

Back

False

Front

Why is the electron not included in the calculations for atomic mass?

Back

Its mass is basically zero.

Front

True or False: The electron and proton are in the nucleus of the atom.

Back

False

Front

What particles are found in the nucleus of an atom?

Back

Protons and neutrons.

Front

What is the charge of a proton?

Back

Positive charge.

Front

What is the charge of a neutron?

Back

No charge (neutral).

Front

What is the charge of an electron?

Back

Negative charge.

Front

How many electrons can the 2nd energy level hold?

Back

8 electrons.