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प्रश्न
The colour of an aqueous solution of zinc sulphate as observed in the laboratory is:
(1) Green
(2) Yellow
(3) Blue
(4) Colourless
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उत्तर
(4) Colourless
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संबंधित प्रश्न
Reaction of iron nails with copper sulphate solution is an example of
(a) Combination reaction
(b) Decomposition reaction
(c) Displacement reaction
(d) Double displacement reaction
CuSO4(aq) + Zn(s) → ZnSO4(aq) + Cu(s) is an example of a decomposition reaction.
The reddish brown deposit formed on iron nails kept in a solution of copper sulphate is
- Cu2O
- Cu
- CuO
- CuS
Which of the following is a combination and which is a displacement reaction?
- \[\ce{Cl2 + 2KI -> 2KCl + I2}\]
- \[\ce{2K + Cl2 -> 2KCl}\]
What happens when a zinc strip is dipped into a copper sulphate solution?
- Write the equation for the reaction that takes place.
- Name the type of reaction involved.
Explain the following type of chemical reaction, giving two examples for it:
Displacement reaction
Name the type of reaction which is governed by the position of a metal in the metal activity series ?
Classify the following reaction into different type:
AgNO3(aq) + NaCl(aq) →AgCl(s) + NaNO3(aq)
Select the correct answer for the statement given below:
The displaced product of the displacement reaction of sodium with cold water.
Complete the given chemical equation:
\[\ce{Zn(s) + CuSO4(aq) -> \underline{}\underline{}\underline{}\underline{}\underline{} + \underline{}\underline{}\underline{}\underline{}\underline{}}\]
Name the type of reaction.
