Writing Formula

Question 1

Which elements are present in potassium bromide?

Answer 1

Potassium and bromide.

Question 2

Which elements are present in manganese chromate?

Answer 2

Magnesium, chromium and oxygen.

Question 3

Which elements are present in potassium permanganate?

Answer 3

Potassium, Manganese, oxygen.

Question 4

Which elements are present in lead nitrite?

Answer 4

Lead, Nitrogen and oxygen.

Question 5

Write the formulae for the compound - carbon monoxide

Answer 5

CO

Question 6

Write the formulae for the compound - dinitrogen tetroxide

Answer 6

N2 O4

Question 7

Write the formulae for the compound - boron trichloride

Answer 7

B Cl3

Question 8

Write the formulae for the compound - difluorine monoxide

Answer 8

F2 O

Question 9

Write the formulae for the compound - phosphorus pentabromide

Answer 9

P Br5

Question 10

Which elements are present in copper sulfate -

Answer 10

Copper, sulfur and oxygen.

Question 11

Which elements are present in sodium carbonate -

Answer 11

Sodium, carbon and oxygen.

Question 12

Which elements are present in iron sulfide -

Answer 12

Iron and sulfur.

Question 13

Which elements are present in potassium phosphide -

Answer 13

Potassium and phosphorus

Question 14

Write the formulae for the compound - carbon tetrafluoride

Answer 14

C F4

Question 15

Write the formulae for the compound - phosphorus pentachloride

Answer 15

P Cl5

Question 16

Write the formulae for the compound - sulfur dioxide

Answer 16

S Cl2

Question 17

Write the formulae for the compound - diphosphorus trioxide

Answer 17

P2 O3

Question 18

Write the formulae for the compound - dinitrogen tetrabromide

Answer 18

N2 Br4

Question 19

Write the formulae for the compound - sulfur hexafluoride

Answer 19

S F6