1.

A metal X which is resistant to corrosion is produced by the electrolysis of its molten oxide whereas another metal Y which is also resistant to corrosion is produced by the reduction of its oxide with carbon. Metal X can be used in powder form in thermite welding whereas metal Y is used in making cathodes of ordinary dry cells. (a) Name the metals X and Y. (b) Which of the two metals is more reactive: X or Y? (c) Name one ore or metal X. Also, write its chemical formula. (d) Name one ore of metal Y. Also, write its chemical formula. (e) Name one alloy of metal X and one alloy of metal Y.

Answer»

A metal X which is resistant to corrosion is produced by the electrolysis of its molten oxide whereas another metal Y which is also resistant to corrosion is produced by the reduction of its oxide with carbon. Metal X can be used in powder form in thermite welding whereas metal Y is used in making cathodes of ordinary dry cells.
(a) Name the metals X and Y.
(b) Which of the two metals is more reactive: X or Y?
(c) Name one ore or metal X. Also, write its chemical formula.
(d) Name one ore of metal Y. Also, write its chemical formula.
(e) Name one alloy of metal X and one alloy of metal Y.



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