Question

are the only metals which reacts with
um hydroxide to form salt and hydrogen gas. Non-
metals give
Therefore, a metal can displace a metal placed below it in the acti
A more reactive metal displaces a less reactive metal from a solution
Chlorine displaces the less reactive bromine and iodine from –
BE
respectively.
Iron is a very useful metal used for building purposes, making.
Oxygen is used for artificial respiration in hospitals.
EXERCISES
A. Multiple Choice Questions
Select the correct option:
1. The metal which exists in the liquid state at room temperature :
(b) mercury
y
(a) bromine
(
2. The non-metal which conducts electricity :​

Answer 1

Answer:

1. mercury

Explanation:

all metals except mercury exist as solid at room temperature.