IPC Chemistry

The process of a metal chemically combining with oxygen

• alloy

• oxidation

• freezing point

• condensation point

Tags

NGSS.MS-PS1-5

What is a substance that is made of only one atom?

• element

• solution

• compound

If an element has 16 protons and 18 neutrons, it is called an

• isotope

• ion

• compound

• anion

The diatomic molecules are hydrogen, nitrogen, fluorine, oxygen, iodine, chlorine, and bromine.

• True

• False

Tags

NGSS.MS-PS1-1

What two subatomic particle do you add together to get the atomic mass? (Separate by a comma)

Two non-metals form a covalent bond.

• True

• False

An atom with 32 protons and 31 electrons has a ______ charge.

• 0

• +1

• -1

• -2

What is the name of a Li₂S compound?

• Lithium sulfide

• Lithium disulfide

• Sulfur lithium

Tags

NGSS.MS-PS1-1

What is the name of a N₂O₄ compound?

• Nitrogen oxide

• Dinitrogen tetroxide

Tags

NGSS.MS-PS1-1

What type of bond is shown in this image?

• Ionic

• Covalent

Tags

NGSS.MS-PS1-1