Question

Assertion (A): Ionic compounds are sold and hard
Reason (R): They have strong force of attraction between positive and negative ions.
Directions: Answer Q. No 17 - 20 contain five sub-parts each. You are expected to answer
four sub-parts.
17. A metal is treated with dilute sulphuric acid. The gas evolved is collected by the method sh
in the figure
(a) Identify the gas.
va Hydrogen gas
(ii) Carbon dioxide gas
(iii) Nitrogen gas
(iv) Sulphur diodde gas
(b) Which of the following statement is correct about the gas?
(1) It is soluble in water.
(ii) It is heavier than air.
(1) It is insoluble water.
(iv) Both (i) and (ii)​

Answer 1

Answer:

may i know where is figure??

Explanation:

but... i know the answer

The gas is hydrogen.

[and as per hydrogen]

(iv) Both (i) and (ii)​

dis is correct

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