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(a) Name one ore from which copper metal is extracted.
(b) The flow chart below shows a sequence of reactions starting with copper. Study it and answer the questions that follow.
(i) Identify:
(I) Gas P.
(II) Reagent Q.
(III) Solid R.
(ii) Write an equation for the reaction that takes place in step 5.
(iii) State the observations made in steps 4 and 7.
(c) Bronze is an alloy of copper and another metal.
(i) Name the other metal.
(ii) Give one use of bronze.