Polyatomic ions to know

Question 1

Aluminum

Answer 1

cation, Al³⁺

Question 2

Ammonium

Answer 2

cation, NH₄⁺

Question 3

Barium

Answer 3

Ba²⁺

Question 4

Beryllium

Answer 4

Be²⁺

Question 5

Calcium

Answer 5

Ca²⁺

Question 6

Cesium

Answer 6

Cs⁺

Question 7

Chromium(II)

Answer 7

Cr²⁺

Question 8

Chromium(III)

Answer 8

Cr³⁺

Question 9

Copper(I)

Answer 9

Cu⁺

Question 10

Copper(II)

Answer 10

Cu²⁺

Question 11

Hydrogen

Answer 11

H⁺

Question 12

Hydronium

Answer 12

H₃O⁺

Question 13

Iron(II)

Answer 13

Fe²⁺

Question 14

Iron(III)

Answer 14

Fe³⁺

Question 15

Lead(II)

Answer 15

Pb²⁺

Question 16

Lithium

Answer 16

Li⁺

Question 17

Magnesium

Answer 17

Mg²⁺

Question 18

Maganese

Answer 18

Mn²⁺

Question 19

Potassium

Answer 19

K⁺

Question 20

Rubidium

Answer 20

Rb⁺

Question 21

Scandium

Answer 21

Sc³⁺

Question 22

Sliver

Answer 22

Ag⁺

Question 23

Sodium

Answer 23

Na⁺

Question 24

Strontium

Answer 24

Sr²⁺

Question 25

Tin(II)

Answer 25

Sn²⁺

Question 26

Tin(IV)

Answer 26

Sn⁴⁺

Question 27

Zinc

Answer 27

Zn²⁺

Question 28

Acetate

Answer 28

CH₃COO^-

Question 29

Bromate

Answer 29

BrO₃^-

Question 30

Bromide

Answer 30

Br^-

Question 31

Bromite

Answer 31

BrO₂^-

Question 32

Carbonate

Answer 32

CO₃^2-

Question 33

Hydrogren carbonate

Answer 33

HCO₃^-

Question 34

Chlorate

Answer 34

ClO₃^-

Question 35

Chloride

Answer 35

Cl^-

Question 36

Chlorite

Answer 36

ClO₂^-

Question 37

Chromate

Answer 37

CrO₄^2-

Question 38

Cyanide

Answer 38

CN^-

Question 39

Dichromate

Answer 39

Cr₂O₇^2-

Question 40

Flouride

Answer 40

F^-

Question 41

Hydroxide

Answer 41

OH^-

Question 42

Hypobromite

Answer 42

BrO^-

Question 43

Hypochlorite

Answer 43

ClO^-

Question 44

Iodide

Answer 44

I^-

Question 45

Nitrate

Answer 45

NO₃^-

Question 46

Nitride

Answer 46

N^3-

Question 47

Nitrite

Answer 47

NO₂^-

Question 48

Oxide

Answer 48

O^2-

Question 49

Perbromate

Answer 49

BrO₄^-

Question 50

Perchlorate

Answer 50

ClO₄^-

Question 51

Permaganate

Answer 51

MnO₄^-

Question 52

Peroxide

Answer 52

O₂^2-

Question 53

Phosphate

Answer 53

PO₄^3-

Question 54

Monohydrogren phosphate

Answer 54

HPO₄^2-

Question 56

Dihydrogen Phosphate

Answer 56

H₂PO₄^-

Question 57

Phosphite

Answer 57

PO₃^3-

Question 58

Sulfate

Answer 58

SO₄^2-

Question 59

Hydrogen Sulfate

Answer 59

HSO₄^-

Question 60

Sulfide

Answer 60

S^2-

Question 61

Hydrogen Sulfide

Question 62

Sulfite

Answer 62

SO₃^2-

Question 63

Hydrogen Sulfite

Answer 63

HSO₃^2-

Question 64

Thiocyanate

Answer 64

SCN^-

Question 65

Thiosulfate

Answer 65

S₂O₃^2-