BEFORE Common polyatomic Ions

Question 1

NH

Answer 1

ammonium

Question 2

C_#H_#O_#

Answer 2

acetate (C_{<span>2</span>}H_{<span>3</span>}O_{<span>2</span>}^{<span>-</span>})

Question 3

CO

Answer 3

carbonate

Question 4

CIO_#^#

Answer 4

• hypochlorite (ClO^-)
• chlorite (ClO₂^-)
• chlorate (ClO₃^-)
• perchlorate (ClO₄^-)

Question 5

CrO

Answer 5

chromate

Question 6

CN

Answer 6

cyanide

Question 7

Cr_#O_#^#

Answer 7

dichromate (Cr2O7^{<span>2-</span>})

Question 8

HCO_#​

Answer 8

hydrogen carbonate

Question 9

HSO_#

Answer 9

hydrogen sulfate

Question 10

OH

Answer 10

hydroxide

Question 11

NO_#^#

Answer 11

• nitrite (NO2^-)
• nitrate (NO3^-)

Question 12

MnO_#

Answer 12

permanganate

Question 13

PO_#

Answer 13

phosphate

Question 14

SO_#^#

Answer 14

• sulfite (SO3^2-)
• sulfate (SO4^2-)