Q. 975.0( 1 Vote )
When an object made
(b) The name of the metal C is copper.
(c) The name of the substance is silver sulphide.
(d) The name of the substance D is basic copper carbonate.
(e) Dilute acidic solution can be used to remove the green layer from metal C and clean it because the acid solution dissolves green coloured basic copper carbonate present on the corroded copper object makes it look shiny, red brown again.
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