Q.5. Copper, lead and zinc mostly occur in the form of:
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All mostly occur in solid form mixed with impurities in an ore.
chetanm1234:
options : (A) Oxides (B) Carbonates (C) Silicates (D) Sulphides
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copper,lead,zinc are avergable reactive metals in that zinc is most reactive the metals are found in the impure form that is ore in the earths crust or in metal oxides
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