Assertion :In metallurgy calcination use for purification of metals Reason: Calcination is a chemical process wherein a carbonate ore or an oxide ore is strongly heated in the absence of air, to decompose it to remove volatile matter and moisture.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is incorrect but Reason is correct

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Both Assertion and Reason are incorrect

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Solution

The correct option is C Assertion is incorrect but Reason is correct
Calcination is a chemical process wherein a carbonate ore or an oxide ore is strongly heated in the absence of air, to decompose it to remove volatile matter and moisture.
It is a method of extraction.

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Similar questions

Assertion – The non-fusible impurities present in iron ore are removed by $C a C O_{3}$ .

Reason: $C a C O_{3}$ which decomposes into $C a O$ and $C O_{2}$ . The $C a O$ formed reacts with $S i O_{2}$ to remove silica

Q. Assertion: The impurities such as

{SiO}_{2}

present in iron ore is removed by

{CaCO}_{3}

.

Reason:

CaO

formed by decomposition of

{CaCO}_{3}

reacts with

{SiO}_{2}

to form slag.

Assertion (A) Order of the reaction can be zero or fractional.

Reason (R) We cannot determine order from balanced chemical equation.

(a) Both assertion and reason are correct and the reason is correct explanation of assertion
(b) Both assertion and reason are correct, but reason does not explain assertion.
(c) Assertion is correct, but reason is incorrect
(d) Both assertion and reason are incorrect
(e) Assertion is incorrect but reason is correct.

Q. Assertion: The compressibility factor for

H_{2}

and

H e

(1 + \frac{P b}{R T})

Reason: The compressibility factor for

H_{2}

and

H e

can be derived from Van der Waal's equation.

ASSERTION: n-Pentane and n-Hexane belong to a homologous series.

REASON: n-Pentane and n-Hexane belong to the same class of hydrocarbons and they differ by a - $C H_{2}$ - group.

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Assertion :In metallurgy calcination use for purification of metals Reason: Calcination is a chemical process wherein a carbonate ore or an oxide ore is strongly heated in the absence of air, to decompose it to remove volatile matter and moisture.

The correct option is C Assertion is incorrect but Reason is correctCalcination is a chemical process wherein a carbonate ore or an oxide ore is strongly heated in the absence of air, to decompose it to remove volatile matter and moisture.It is a method of extraction.

The correct option is C Assertion is incorrect but Reason is correct
Calcination is a chemical process wherein a carbonate ore or an oxide ore is strongly heated in the absence of air, to decompose it to remove volatile matter and moisture.
It is a method of extraction.