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Worksheets

Chemistry formulas

Total questions: 72

Worksheet time: 1hrs 12mins

Name
Class
Date
1.

The formula for a silver ion is

(a)  

2.

Ag+ is called (a)  

3.

Co2+ is the formula for

(a)  

4.

The formula for cobalt(11) is...

(a)  

5.

Cu2+ is the formula for...

(a)  

6.

The formula for copper(11) is...

(a)  

7.

Fe2+ is the formula for...

(a)  

8.

The formula for iron(11) is...

(a)  

9.

Pb2+ is the formula for...

(a)  

10.

The formula for lead(11) is...

(a)  

11.

Mn2+ is the formula for...

(a)  

12.

The formula for manganese(11) is...

(a)  

13.

Ni2+ is the formula for...

(a)  

14.

The formula for nickel(11) is...

(a)  

15.

Cr3+ is the formula for...

(a)  

16.

The formula for chromium(111) is...

(a)  

17.

Fe3+ is the formula for...

(a)  

18.

The formula for iron(111) is...

(a)  

19.

CN- is the formula for...

(a)  

20.

The formula for cyanide is...

(a)  

21.

H2PO4- is the formula for...

(a)  

22.

The formula for dihydrogenphosphate is...

(a)  

23.

CH3COO- is the formula for...

(a)  

24.

The formula for ethanoate is...

(a)  

25.

HCO3- is the formula for

(a)  

26.

The formula for hydrogencarbonate is

(a)  

27.

HSO4- is the formula for...

(a)  

28.

The formula for hydrogensulfate is...

(a)  

29.

NO3- is the formula for...

(a)  

30.

The formula for nitrate is...

(a)  

31.

NO2- is the formula for...

(a)  

32.

The formula for nitrite is...

(a)  

33.

MnO4- is the formula for...

(a)  

34.

The formula for permanganate is...

(a)  

35.

CO2/3- is the formula for...

(a)  

36.

The formula for carbonate is...

(a)  

37.

CrO2/4- is the formula for...

(a)  

38.

The formula for chromate is..

(a)  

39.

Cr2O2/7- is the formula of...

(a)  

40.

The formula for dichromate...

(a)  

41.

HPO2/4- is the formula for...

(a)  

42.

The formula for hydrogenphosphate is...

(a)  

43.

C2O2/4- is the formula for

(a)  

44.

The formula for oxalate is...

(a)  

45.

SO2/4- is the formula

(a)  

46.

The formula for sulfate...

(a)  

47.

S2- is the formula for...

(a)  

48.

The formula for sulfide is...

(a)  

49.

SO2/3- is the formula for...

(a)  

50.

The formula for sulfite is..

(a)  

51.

N3- is the formula for...

(a)  

52.

The formula for nitride is...

(a)  

53.

PO3/4- is the formula for (a)  

54.

The formula for phosphate is...

(a)  

55.

NH3 is the formula for...

(a)  

56.

The formula for ammonia is...

(a)  

57.

H202 is the formula for...

(a)  

58.

The formula for hydrogen peroxide is...

(a)  

59.

CH3COOH is the formula for (a)  

60.

The formula for ethanoic acid is...

(a)  

61.

HCl is the formula for...

(a)  

62.

The formula for hydrochloric acid is...

(a)  

63.

HN03 is the formula for

(a)  

64.

The formula for nitric acid is...

(a)  

65.

H2CO3 is the cormula for...

(a)  

66.

The formula for carbonic acid is...

(a)  

67.

H2SO4 is the formula for...

(a)  

68.

The formula for sulfuric acid is...

(a)  

69.

H2SO3 is the formula for...

(a)  

70.

The formula for sulfurous acid is...

(a)  

71.

H3PO4 is the formula for...

(a)  

72.

The formula for phosphoric acid is..

(a)