Polyatomic Ions January 27

Fill in the blank. If you see a compound with 3 or more different types of elements that means you have a(n) ________________ compound.

• ionic

• covalent

• polyatomic

• metallic

A negatively charged ion is

• a cation.

• an anion.

• in a good mood.

• is an optimist.

Which of the following is nitrate?

• NO^-
• NO₂^-
• NO₃^-
• NO₄^-

Tags

NGSS.HS-PS1-1

What is the name of this polyatomic ion? ClO₂^-1

• Chlorate

• hypochlorite

• chlorite

• perchlorate

A positively charged ion is

• a cation.

• an anion.

• in a good mood.

• is an optimist.

Tags

NGSS.HS-PS2-4

What is the name of this polyatomic ion?  SO^₄-2

• Sulfite
• Sulfide
• Sulfate
• hydrogen sulfate

Which polyatomic ion is acetate?

• C₂H₃O₂^1-

• C₃H₂O₃^1-

• C₂H₂O₃^1-

• C₃H₃O₂^1-

Hydroxide is usually an indication of a compound being a base. Hydroxide as a polyatomic ion is written as

• OH^-1

• HO^-1

• OH

• HO

The elements on the left side of the periodic table are generally always ______ and the elements on the right side of the periodic table are generally always ______.

• cations; anions
• anions; cations
• reactive; non-reactive
• non-reactive; reactive

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Name the following ionic compound: LiNO₃

• lithium nitrate
• lithium III nitrate
• lithium nitride
• lithium oxide