Correct option is b
Which one of the following elements is liquid at normal temperature
(a) Zine
(b)Mercury
(c)Bromine
(d)Water
(a) Zine
(b)Mercury
(c)Bromine
(d)Water
Which one of the following elements is liquid at normal temperature
(a) Zine
(b)Mercury
(c)Bromine
(d)Water
(a) Zine
(b)Mercury
(c)Bromine
(d)Water