Polyatomic Ions

Question 1

NH₄⁺

Answer 1

ammonium

Question 2

Cs⁺

Answer 2

cesium

Question 3

Cu⁺

Answer 3

cuprous / copper (I)

Question 4

H⁺

Answer 4

hydrogen

Question 5

Li⁺

Answer 5

lithium

Question 6

K⁺

Answer 6

potassium

Question 7

Ag⁺

Answer 7

silver

Question 8

Na⁺

Answer 8

sodium

Question 9

Hg²⁺

Answer 9

mercuric / mercury (II)

Question 10

Sr²⁺

Answer 10

strontium

Question 11

Ni²⁺

Answer 11

nickel (II)

Question 12

Sn²⁺

Answer 12

tin (II) / strannous

Question 13

Zn²⁺

Answer 13

zinc

Question 14

Al³⁺

Answer 14

aluminium

Question 15

Cr³⁺

Answer 15

chromium (III) / chromic

Question 16

Fe³⁺

Answer 16

iron (III) / ferric

Question 17

CH₃COO^-

Answer 17

acetate

Question 18

Br^-

Answer 18

bromide

Question 19

ClO₃^-

Answer 19

chlorate

Question 20

Cl^-

Answer 20

chloride

Question 21

CN^-

Answer 21

cyanide

Question 22

H₂PO₄^-

Answer 22

dihygrogen phosphate

Question 23

F^-

Answer 23

fluoride

Question 24

H^-

Answer 24

hydride

Question 25

HCO₃^-

Answer 25

hydrogen carbonate / bicarbonate

Question 26

HSO₃ ^-

Answer 26

hydrogen sulfite / bisulfite

Question 27

OH^-

Answer 27

hydroxide

Question 28

I^-

Answer 28

iodide

Question 29

NO₃^-

Answer 29

nitrate

Question 30

NO₂^-

Answer 30

nitrite

Question 31

ClO₄^-

Answer 31

perchlorate

Question 32

MnO₄^-

Answer 32

permanganate

Question 33

SCN^-

Answer 33

thiocyanate

Question 34

CO₃^2-

Answer 34

carbonate

Question 35

CrO₄^2-

Answer 35

chromate

Question 36

Cr₂O₇^2-

Answer 36

dichromate

Question 37

HPO₄^2-

Answer 37

hydrogen phosphate

Question 38

O^2-

Answer 38

oxide

Question 39

O₂^2-

Answer 39

peroxide

Question 40

SO₄^2-

Answer 40

sulfate

Question 41

S^2-

Answer 41

sulfide

Question 42

SO₃^2-

Answer 42

sulfite

Question 43

AsO₄^3-

Answer 43

arsenate

Question 44

PO₄^3-

Answer 44

phosphate