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Assertion : All the ores are mineral. lt...

Assertion : All the ores are mineral. ltbr. Reason : Ores contains metals in combined state.

A

If both assetion and reason are CORRECT, and reason is the CORRECT explanation of the assertion

B

If both assertion and reason are CORRECT, but reason is NOT the CORRECT explanation of the assertion

C

If assertion is CORRECT but reason is INCORRECT

D

If assertion is INCORRECT but reason is CORRECT

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The correct Answer is:
C
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Statement-I : All the ores are mineral Statement-II : Most of the ores contains metals in combined state

Statement-I : All the ores are mineral Statement-II : Most of the ores contains metals in combined state

Assertion: All minerals are ore. Reason: Ores are minerals from which metal can be extracted conveniently and economically.

Assertion : Sulphide ores are converted to oxides before reduction. Reason : Oxides are easier to reduce.

Assertion : Sulphide ores are concentrated by Froth Floatation method. Reason : Cresols stabilise the froth in Froth Floatation method

A mineral is called an ore if:

Sulphide ores are common for the metals

Which ore contains both iron and copper?

Assertion: Durig calcination the ore is heated well below its melting point in the limited supply of air or absence of air. Reason: The process of calcination is carried out for sulphide ores.

Assertion : Ores are generally converted into oxides, prior to reduction. Reason : Metal oxides can be easily reduced.

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