Question

. Tick (_) the correct answer. (d) Zinc (d) Aluminium 1. Bauxite is the ore of (a) Copper (b) Iron (c) Aluminium 2. Which of the following substances is brittle? (a) Copper (b) Sulphur O (c) Iron 3. Which of the following nonmetals is used for purification of water? (a) Bromine 0 (b) Iodine (c) Chlorine 1. Which of the following nonmetals is not present in nitric acid? (a) Oxygen 0 (b) Nitrogen (c) Hydrogen 0 (d) Sulphur (d) Chlorine​

Answer 1

1.c) Aluminium

2.sulphur

3.chlorine

4.sulphur and chlorine

Answer 2

Answer:

1) Aluminum

2) Sulphur

3) Chlorine

4) Sulphur and Chlorine

Explanation:

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