Question

MULTIPLE CHOICE O
1. The noble gas used in advertising signboards is
(a) Helium
(b) Neon
(c) Argon
(d) Krypton
2. A metal with melting point less than 50°C is
(a) Gallium
(b) Iron
(c) Gold
(d) Aluminium
3. A metal which is neither ductile nor malleable
is
(a) Copper
(b) Silver
(c) Zinc
(d) Aluminium
7. A me
(a)
(c)​

Answer 1

Answer:

1] (a) Neon.

2] (a) Gallium.

3] (c) Zinc.