1. Choose the correct alternative from those given below each question

1. Choose the correct alternative from those given below each question andwrite its index letter (alphabet) in theprovided against each question :(1) Which metallic element exists in liquid state at room temperature ?A. Sodium B. Calcium C. Mercury D. Bromine( 2 ) Which non-metallic element exists in liquid state at room temperature ?A. Sulphur B. Bromine C. Iodine D. Sodium(3) Which metal is stored in kerosene?A. Sodium B. MagnesiumC. Phosphorus D. Nickel(4) Which gas is released when metal reacts with dilute hydrochloric acid ?A. Oxygen B. Nitrogen C. Chlorine D. Hydrogen(5) Which non-metal is very reactive ?A. Iodine B. Phosphorus C. CarbonD. Bromine

Answer»

Answer:

1) bromine

2) iodin

3) sodium

4) hydrogen

5) phosphorus

Explanation:

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