Assertion : Sulphide ores are concentrated by Froth Flotation method.
Reason : Cresols stabilise the froth in Froth Flotation method.
(i) Both assertion and reason are true and reason is the correct explanation
of assertion.
(ii) Both assertion and reason are true but reason is not the correct explanation
of assertion.
(iii) Assertion is true but reason is false.
(iv) Assertion is false but reason is true.
(v) Assertion and reason both are wrong.


NCERT Class XII
Chemistry - Exemplar Problems

Chapter 6. General Principles and Processes of Isolation of Elements

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Answers

2015-06-26T14:04:32+05:30
(b) both assertion and reason are true but reason is not the correct explanation of assertion.
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2015-06-26T20:45:08+05:30
The answer is: (b)...............
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