Read the following statements: Choose the correct set of statement(s) – InterviewSolution

1.	Read the following statements: Choose the correct set of statement(s): (P) Al has greater affionity than that of Fe. For oxygen (Q) Cast iron of nickel impurity of zinc and lead (R ) Refining of nickel is done by vapour phase refning (S) In cyanide proces, oxygen and zinc dust are used as oxidising agent and reducing agent respectively:
Answer» <P>P,R Q,R,S P,R,S P,S Answer :C

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