InterviewSolution
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InterviewSolution
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Arrange the following steps involved in the prepartion of oxygen from `KClO_(3)` in proper order. (a) Content of the test tube is heated. (b) A mixture of finely ground `KClO_(3)andMnO_(2)` is taken in a test tube. (c) The open end of the test tube is plugged with cotton. (d) Delivery tube is taken out. (e) The test tube is fixed in a slanting position. (f) Bunsen burner is put off. (g) Oxygen is collected by downward displacement of water.A. b c d a e f gB. e f c b d a gC. a b c d f g eD. b c e a g d f |
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Answer» (i) A mixture of finely ground `KClO_(3)andMnO_(2)` is taken in a test tube. (ii) The open end of test tube is plugged with cotton. (iii) The test tube is fixed in a slanting position. (iv) Content of the test tube is heated. (v) Oxygen is collected by downward displacement of water. (vi) Delivery tube is taken out. (vii) Bunsen burner is put off. |
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