Question

A. Tick (/) the correct answer :
1. Which gas burns with a pop sound?
(b) Nitrogen
(a) Hydrogen
(d) Carbondioxide
(c) Oxygen
2. The property of metals, due to which they can drawn into wires?
(a) Conductance
(b) Sonorous
(c) Ductility
n (d) Malleability
3. Nature of metal oxide is :
(a) Basic
n (b) Acidic
(c) Neutral
(d) None of these
4. Non-metal, solution of which is used as an antiseptic on wounds:
(a) Potassium Dichromate
(b) Potassium permanganate
(c) Sodium chloride
(d) Copper Sulphate
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Answer 1

Answer:

1. hydrogen
2. Ductility
3. basic
4. Potassium permanganate

Explanation:

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Answer 2

Answer:

1 hydrogen . 2 ductility 3. basic 4. potassium permanganate