Lesson over Atoms and the Periodic Table

Atoms and the periodic table

Multiple Choice

What are the two particles that are found in the nucleus of an atoms?

• protons and neutrons

• protons and electrons

• electrons and protons

• electrons and neutrons

Multiple Choice

Electrons have a positive charge.

• True

• False

Multiple Choice

According to the previous picture, which of the following particles might vary in an atom.

• neutron

• electron

• proton

Fill in the Blank

Helium has 2 electrons. How many protons does it have?

Fill in the Blank

Oxygen has 6 protons. How many neutrons does it have?

Multiple Choice

An element is made up of more than one type of atom.

• false

• true

Multiple Select

Most of the metals can be find on the ____________ of the periodic table. Choose all that apply.

• left

• right

• middle

Multiple Select

Nonmetals are mostly found on the _______.

• the right side

• in the middle

• on the bottom

Multiple Select

Metals are: _____ Check all that apply.

• shiny

• have no luster

• brittle

• good conductors of electricity

Multiple Choice

Silicon is a:

• metalloid

• metal

• nonmetal

• gas

Multiple Choice

The atomic mass equals:

• the number of protons and neutrons

• the number of neutrons and electrons

• the number of electrons and protons

Multiple Select

The atomic number tells you the amount of: ______.Check all that apply.

• protons

• neutrons

• electrons

• nucleus