Elements

Question 1

Name the atomic number, chemical symbol, chemical formula and period number of hydrogen.

Answer 1

1, H, H2, 1.

Question 2

Name the atomic number, chemical symbol, group number, and period number of helium.

Answer 2

2, He, 0, 1.

Question 3

Name the atomic number, chemical symbol, group number and period number of lithium.

Answer 3

3, Li, I, 2.

Question 4

Name the atomic number, chemical symbol, group number and period number of beryllium.

Answer 4

4, Be, II, 2.

Question 5

Name the atomic number, chemical symbol, group number and period number of boron.

Answer 5

5, B, III, 2.

Question 6

Name the atomic number, chemical symbol, group number and period number of carbon.

Answer 6

6, C, IV, 2.

Question 7

Name the atomic number, chemical symbol, chemical formula, group number and period number of nitrogen.

Answer 7

7, N, N2, V, 2.

Question 8

Name the atomic number, chemical symbol, chemical formula, group number and period number of oxygen.

Answer 8

8, O, O2, VI, 2.

Question 9

Name the atomic number, chemical symbol, chemical formula, group number and period number of fluorine.

Answer 9

9, F, F2, VII, 2.

Question 10

Name the atomic number, chemical symbol, group number and period number of neon.

Answer 10

10, Ne, 0, 2.

Question 11

Name the atomic number, chemical symbol, group number and period number of sodium.

Answer 11

11, Na, I, 3.

Question 12

Name the atomic number, chemical symbol, group number and period number of magnesium.

Answer 12

12, Mg, II, 3.

Question 13

Name the atomic number, chemical symbol, group number and period number of aluminium.

Answer 13

13, Al, III, 3.

Question 14

Name the atomic number, chemical symbol, group number and period number of silicon.

Answer 14

14, Si, IV, 3.

Question 15

Name the atomic number, chemical symbol, chemical formula, group number and period number of phosphorus.

Answer 15

15, P, P4, V, 3.

Question 16

Name the atomic number, chemical symbol, chemical formula, group number and period number of sulphur.

Answer 16

16, S, S8, VI, 3.

Question 17

Name the atomic number, chemical symbol, chemical formula, group number and period number of chlorine.

Answer 17

17, Cl, Cl2, VII, 3.

Question 18

Name the atomic number, chemical symbol, group number and period number of argon.

Answer 18

18, Ar, 0, 3.

Question 19

Name the atomic number, chemical symbol, group number and period number of potassium.

Answer 19

19, K, I, 4.

Question 20

Name the atomic number, chemical symbol, group number and period number of calcium.

Answer 20

20, Ca, II, 4.

Question 21

Name the chemical symbol of iron.

Answer 21

Fe.

Question 22

Name the chemical symbol of copper.

Answer 22

Cu.

Question 23

Name the chemical symbol of zinc.

Answer 23

Zn.

Question 24

Name the chemical symbol of lead.

Answer 24

Pb.

Question 25

Name the chemical symbol of silver.

Answer 25

Ag.

Question 26

Name the chemical symbol of tin.

Answer 26

Sn.

Question 27

Name the chemical symbol of gold.

Answer 27

Au.

Question 28

Name the chemical symbol of mercury.

Answer 28

Hg.

Question 29

Name the chemical formula of iodine.

Answer 29

I2.

Question 30

Name the ions formed by bromine.

Answer 30

Br⁻.