PS Final Exam Review Day 4

__ never changes depending on the location

• weight

• mass

• force

__ changes depending on the location (pull of gravity)

• Mass

• weight

• amount of matter

A metal bonding with a non-metal will form a __ compound

• covalent

• ionic

• metallic

A non-metal bonding with a non-metal will form a __ compound.

• ionic

• covalent

• metallic

Ionic compounds are named by the metal first with the nonmetal ending in

• -ion

• -ium

• -ide

Covalent compounds use __ when naming.

• hyphens

• prefixes

• subscrips

How many protons does Lithium have?

• 3

• 4

• 7

What is the mass number of Lithium?

• 3

• 7

• 4

• 11

Tags

NGSS.MS-PS1-1

How many neutrons does Lithium have?

• 3

• 11

• 7

• 4

Tags

NGSS.MS-PS1-1

__ have a pH lower than 7.

• acids

• bases

• ozone

• neutral