Question

What event had taken place immediately before?

Answer 1

Answer:

Which among the following events took place immediately before the massacre at Jallianwalla Bagh?

[A]Partition of Bengal

[B]llbert Bill

[C]Passage of the Rowlatt Act

[D]Minto-Morley Reforms

Passage of the Rowlatt Act

Explanation:

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Answer 2

Brown ring test

Procedure:

Add freshly prepared saturated solution of iron (II)sulphate to the aq. solution of nitric acid.

Now add conc. Sulphuric acid carefully from the sides of the test tube, so that it should not fall drop wise in the test tube.

Cool the test tube in water.

(iv) A brown ring appears at the junction of the two liquids.