Atoms, Elements and Compounds

Atoms the smallest units of matter

• True

• False

What does Nh stand for on the periodic table?

• Nihonium

• Nickel

• Niobium

• Nobelium

Are elements made up of...

• Only one type of atom

• Two or more types of atoms

What does the element Hg stand for on the periodic table?

• Magnesium

• Hydrogen

• Mercury

• Holmium

When was the periodic table invented?

• 1937

• 1853

• 1876

• 1869

Witch elements are noble gasses?

• niobium

• titanium

• helium

• argon

A chemical compound is when two or more different types of elements are bonded together chemically.

• True

• False

The number for Calcium (Ca) on the periodic table is

Things that are made by a single type of atom are

Atoms...

• Are made up of subatomic particles.

• Have a nucleus.

• Are the smallest units of matter.

• Make up everything.