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Question
When a strip of red-brown metal X is placed in a colourless salt solution YNO3 then metal Y is set free and a blue coloured salt solution X(NO3)2 is formed. The liberated metal Y forms a shining white deposit on the strip of metal X.
(a) What do you think metal X is?
(b) Name the salt YNO3.
(c) What could be metal Y?
(d) Name the salt X(NO3)2.
(e) What type of reaction takes place between metal X and salt solution YNO3?
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Solution
(a) Metal X is copper.
(b) Salt YNO3 is AgNO3.
(c) Metal Y is silver.
(d) The salt X(NO3)2 is Cu(NO3)2.
(e) Displacement reaction takes place between metal X and salt solution YNO3.
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