CHEM 12/5 Review Quizizz

Atomic number tells us the number of

• protons

• neutrons

• protons & neutrons

Mass number tells us the number of

• protons

• neutrons

• protons & neutrons

as long as it is an ATOM, the number of electrons

• equals # of neutrons

• equals the mass number

• equals # of protons

The number of neutrons is equal to

• mass number

• atomic number

• mass number + atomic number

• mass number - atomic number

Air is matter

• True

• False

An ELEMENT is made up of

• One kind of atom

• Two or more kinds of atoms

• One type of compound

How many H atoms in: HC₂H₃O₂

Mathematical Equivalence

ON

Tags

NGSS.MS-PS1-1

How many H atoms in: 2 Al(OH)₃

Mathematical Equivalence

ON

Tags

NGSS.MS-PS1-1

How many TOTAL atoms in: Fe₂(SO₄)₃

Mathematical Equivalence

ON

Tags

NGSS.MS-PS1-1

How many TOTAL atoms in: 5 ZnSO₄

Mathematical Equivalence

ON

Tags

NGSS.MS-PS1-1