Question

please answer the question on the image.

Answer 1

ELEMENT. NAME. VALENCY

(1)Br = Bromine 1

(2) s = Sulphur. 2

(3) p = phosphorus. 3

(4) c = Carbon. 4

(5) si = silicon. 4

(6) Ca = Calcium. 2

(7) cl = Chlorine. 1

(8) Na = Sodium. 1

(9) o = Oxygen. 2

Answer 2

Answer:

symbol name valency

(1) br bromine 1

(2) s sulphur 2

(3) p phosphorus 3

(4) c carbon 4

(5) si silicon 4

(6) ca calcium 2

(7) I iodine 1

(8) cl chlorine 1

(9) Na sodium 3

(10) O oxygen 2