Question No. 24
Select the correct statements among the following
a. Copper glance is a sulphide ore of copper
b. The reduction of zinc oxide is done using coke
c. Zinc is used for galvanizing iron
d German silver contains Ni metal as major component
O a and b only
Ob and d only
a, cand d only
0 a, b, cand d
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Answer:
a.copper glance is a sulphide ore of copper
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