Question

4. Out of the metals, gold, silver, copper and aluminium, the one, that is mos
T
B
3
When a metal reacts with oxygen, the resulting oxide of the metal-
is a neutral oxide
turns blue litmus red
is a basic oxide
is a acidic oxide
ductile is
silver
gold
aluminium
copper
5.
Two of the metals, that cannot be stored either in air, or under water, are-
sodium and magnesium
magnesium and calcium
calcium and potassium
potassium and sodium​

Answer 1

Answer:

5.

answer :-

(d) potassium and Sodium

Answer 2

Answer:

4)

5)

● potassium and sodium