Atomic Structure and Periodic Table Quiz

What is the electron configuration of a nitrogen atom?

• 2, 5

• 2, 3

• 2, 2, 3

• 5, 2

What is the electron configuration of a neon atom?

• 2, 5

• 2, 8

• 2, 2, 3

• 5, 2

Which of the following statements is FALSE?

• Atomic number states the number of protons in an atom

• Mass number is the number of neutrons in an atom

• Mass number is the total number of particles in the nucleus

• Mass number is used to help work out the number of neutrons

One of the particles inside the atom has a much smaller mass than the others. It is the:

• electron

• neutron

• nucleus

• proton

An atom is considered to be electrically neutral because it contains:

• neutrons

• the same number of neutrons and protons

• the same number of neutrons and electrons

• the same number of protons and electrons

Elements in the same Group in the periodic table:

• Have an increasing number of electrons in their outer shell

• Have the same number of electron shells

• Have the same number of neutrons

• Have similar properties

State the number of protons in a carbon atom.

• 5

• 6

• 7

• 8

State the number of electrons in a nitrogen atom.

• 5

• 6

• 7

• 8

How many protons does Carbon have?

• 4

• 6

• 8

• 10

If an element has an atomic number of 8, how many protons does it have?

• 6

• 7

• 8

• 9