Formula and Names of Some Polyatomic Ions

Question 1

NO₃^-

Answer 1

Nitrate (Anion)

Question 1

SCN^-

Answer 1

Thiocyanate (Anion)

Question 1

CrO₄^2-

Answer 1

Chromate (Anion)

Question 2

CLO₂^-

Answer 2

Chlorite (Anion)

Question 2

What is the ionic formula for

Nitrite (Anion)

Answer 2

NO₂^-

Question 2

What is the ionic formula for

Aluminum (Cation)

Answer 2

Al³⁺

Question 3

What is the ionic formula for

Sulfate (Anion)

Answer 3

SO₄^2-

Question 4

What is the ionic formula for

Chromate (Anion)

Answer 4

CrO₄^2-

Question 4

What is the ionic formula for

Chlorate (Anion)

Answer 4

ClO₃

Question 5

What is the ionic formula for

Hyrodgen Sulfite (Anion)

Answer 5

HSO₃^-

Question 7

What is the ionic formula for

Hypochlorite (Anion)

Answer 7

ClO^-

Question 8

NH₄⁺

Answer 8

Ammonium (Cation)

Question 8

What is the ionic formula for

Oxalate (Anion)

Answer 8

C₂O₄^2-

Question 9

HSO₄^-

Answer 9

Hrydrogen Sulfate (Anion)

Question 10

What is the ionic formula for

Chlorite (Anion)

Answer 10

CLO₂^-

Question 11

HCO₃^-

Answer 11

Hydrogen Carbonate (Anion)

Question 12

What is the ionic formula for

Hydroxide (Anion)

Answer 12

OH^-

Question 12

What is the ionic formula for

Dichromate (Anion)

Answer 12

Cr₂O₄^2-

Question 13

Cr₂O₄^2-

Answer 13

Dichromate (Anion)

Question 15

PO₄^3-

Answer 15

Phosphate (Anion)

Question 16

CN^-

Answer 16

Cyanide

Question 17

What is the ionic formula for

Nitrate (Anion)

Answer 17

NO₃^-

Question 18

What is the ionic formula for

Permanganate (Anion)

Answer 18

MnO₄^-

Question 19

SO₃^2-

Answer 19

Sulfite (Anion)

Question 20

# What is the ionic formula for Perchlorate (Anion)

Answer 20

ClO₄^-

Question 21

S₂O₃^2-

Answer 21

Thiosulfate (Anion)

Question 22

CO₃^2-

Answer 22

Carbonate (Anion)

Question 24

ClO₃

Answer 24

Chlorate (Anion)

Question 25

# What is the ionic formula for Hrydrogen Sulfate (Anion)

Answer 25

HSO₄^-

Question 27

# What is the ionic formula for Zinc Ion (Cation)

Answer 27

Zn²⁺

Question 28

# What is the ionic formula for Arsenate (Anion)

Answer 28

AsO₄^3-

Question 29

# What is the ionic formula for Sulfite (Anion)

Answer 29

SO₃^2-

Question 30

C₂O₄^2-

Answer 30

Oxalate (Anion)

Question 31

ClO₄^-

Answer 31

Perchlorate (Anion)

Question 32

MnO₄^-

Answer 32

Permanganate (Anion)

Question 33

Zn²⁺

Answer 33

Zinc Ion (Cation)

Question 34

SO₄^2-

Answer 34

Sulfate (Anion)

Question 36

# What is the ionic formula for Cyanide

Answer 36

CN^-

Question 37

# What is the ionic formula for Acetate (Anion)

Answer 37

C₂H₃O₂^-

Question 38

HSO₃^-

Answer 38

Hyrodgen Sulfite (Anion)

Question 39

Al³⁺

Answer 39

Aluminum (Cation)

Question 41

# What is the ionic formula for Silver Ion (Cation)

Answer 41

Ag⁺

Question 42

AsO₄^3-

Answer 42

Arsenate (Anion)

Question 43

NO₂^-

Answer 43

Nitrite (Anion)

Question 45

C₂H₃O₂^-

Answer 45

Acetate (Anion)

Question 46

# What is the ionic formula for Hydrogen Carbonate (Anion)

Answer 46

HCO₃^-

Question 47

Ag⁺

Answer 47

Silver Ion (Cation)

Question 48

# What is the ionic formula for Phosphate (Anion)

Answer 48

PO₄^3-

Question 49

# What is the ionic formula for Thiocyanate (Anion)

Answer 49

SCN^-

Question 50

# What is the ionic formula for Ammonium (Cation)

Answer 50

NH₄⁺

Question 51

# What is the ionic formula for Thiosulfate (Anion)

Answer 51

S₂O₃^2-

Question 52

# What is the ionic formula for Carbonate (Anion)

Answer 52

CO₃^2-

Question 53

OH^-

Answer 53

Hydroxide (Anion)

Question 54

ClO^-

Answer 54

Hypochlorite (Anion)