Question

Using only the symbols of the elements shown above, write down the symbol for an element which
a is a pale green coloured toxic gas
b is stored under oil
c is the most reactive halogen shown
d is the only liquid shown
e reacts with hydrogen to give a compound that forms acid solution when dissolves in water. ​

Answer 1

Explanation:

a . Cl

b. K , Na, Li

c. F

d. Hg

e. Cl