Single Choice

In solution of $$ AgNO_3 $$, if Cu is dipped in the solution, the solution become blue due to

AOxidation of Ag
BOxidation of Cu
Correct Answer
CReduction of Ag
DReduction of Cu

Solution

Cu is oxidised which turns the solution blue.

$$Cu(s)+AgNO_3(aq)\to Cu^{2+}(aq)+NO_3^-(aq)+Ag(s)$$


SIMILAR QUESTIONS

d - block and f - block Elements

Assign A, B, C, D from given type of reactions. A for precipitate formation reaction. B for precipitate dissolution reaction. C for precipitate exchange reaction. D for no reaction. $$2AgNO_3+Na_2C_2O_4 \longrightarrow Ag_2C_2O_4\downarrow +2NaNO_3$$

d - block and f - block Elements

Assign A, B, C, D from given type of reactions. A for precipitate formation reaction. B for precipitate dissolution reaction. C for precipitate exchange reaction. D for no reaction. $$NaCl+AgNO_3 \longrightarrow AgCl\downarrow+NaO_3$$

d - block and f - block Elements

Assign A, B, C, D from given type of reactions. A for precipitate formation reaction. B for precipitate dissolution reaction. C for precipitate exchange reaction. D for no reaction. $$NaBr+AgNO_3 \longrightarrow AgBr\downarrow+NaNO_3$$

d - block and f - block Elements

Silver nitrate solution is kept in brown bottles in laboratory because:

d - block and f - block Elements

Which of the following will not give a precipitate with $$AgNO_3$$?

d - block and f - block Elements

Silver nitrate is usually supplied in coloured bottles because it is:

d - block and f - block Elements

Which one of the following is known as lunar caustic when in fused state?

d - block and f - block Elements

When silver nitrate is heated to red hot, what is formed?

d - block and f - block Elements

The nitrate of which metal left globule on heating strongly:

d - block and f - block Elements

Colourless solution of the following four salts are placed separately in four different test tubes and a strip of copper is dipeed in each one of these. Which solution will turn blue?

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