Question

1.Pick the odd one out giving a suitable reason for your choice (2) a) Mercury, water, sodium, zinc, hydrogen b) Fluorine, bromine, chlorine, copper, iodine

Answer 1

Answer:

a)Water is the odd word because it is the only compound here. Rest others are elements.

b)Copper is the odd word .

Except it,all other elements are halogen atoms.

Answer 2

Answer:

(A) water

(B) copper

Explanation:

(A) other than water all are metals

(B) other than copper all are elements