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Question

Correct the statement.
Copper and zinc are representative elements.

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Solution

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Copper and zinc are $$\textbf {transition elements.}$$

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Similar Questions

Q1

Statements given below are incorrect. Write the correct statements.

Copper reacts with zinc sulphate solution to displace zinc and form copper sulphate.

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Q2

Consider the figure below, in which the blue circles represent atoms of copper metal, atomic mass

63.5 a m u

, while the red circles represent atoms in zinc metal, atomic mass

65.4 a m u

.
Here are four statements concerning this system. Identify the correct statement or statements.
I. This is a single-phase mixture, with a copper-to-zinc atom ratio of

3 : 1

.
II. This is two-phase mixture, with a copper-to-zinc atom ratio of

8 : 1

.
III. The mixture is

80

% copper, by mass.
IV. This mixture could be an alloy of copper and zinc.

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Q3

The standard reduction potentials of zinc, cadmium and copper are

- 0.76 V, - 0.4 V

and

0.34 V

respectively. Select the correct statement.

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Q4

Zinc and copper rods are dipped into sulphuric acid and connected externally through a metal wire. Choose the correct statements.

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Q5

Assertion :Statement-1: Copper and zinc are obtained by electrolysis of aqueous solution of their sulphates. Reason: Statement-2: Elements that react with water are often extracted from fused melts of their ionic salts.

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