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a) what is cinnabar ? How is metal ...

a) what is cinnabar ? How is metal extracted from cinnabar .
b ) Difference between roasting and calculation explain the two with help of suitable chemical equation .

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What is cinnbar ? How is a metal extracted from cinnabar ? Explain briefly.

Differentiate between roasting and calcination. Explain the two with the help of suitable chemical equatiosn. How is zinc extracted from its ore?

How can you convert methane into chloroform by a substitution reaction? Explain with the help of a chemical equation.

Zinc is the metal which lies in the middle of the activity series. This metal is extracted from its sulphide ore. Outline the steps involved in the process of extraction of zinc metal with the help of balanced chemical equation for each step.

Give the reaction involved during the extraction of zinc from its ore by a. Roasting of zinc or b. Calcination of zinc ore OR How are roasting and calcination used in the extraction of zinc? Explain with the help of chemical equations. After these processes is reduction necessary to obtain zinc? Why

CPC CAMBRIDGE PUBLICATION-PRACTICE QUESTION PAPER -12-ANSWER THE FOLLOWING QUESTION
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