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Standard X

Chemistry

Decomposition Reaction

Choose A, B, ...

Question

Choose A, B, C or D to match the descriptions (i) to (v) below. Some alphabets may be repeated.

(iii) An aluminium wire

D. metallic conductor

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C. weak electrolyte

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A. non-electrolyte

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B. strong electrolyte

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Solution

The correct option is A D. metallic conductor

Metallic conductor: Metals that conduct electricity due to the flow of electrons are called metallic conductors.

As, aluminium wire contains free electrons in solid-state, so it is a metallic conductor.

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Similar questions

Q. Choose A, B, C or D to match the descriptions (i) to (v) below. Some alphabets may be repeated.
(A) Non-electrolyte, (B) Strong electrolyte, (C) Weak electrolyte, (D) Metallic conductor.
(i) Molten ionic compound.
(ii) Carbon tetrachloride.
(iii) An aluminium wire.
(iv) A solution containing solvent molecules, solute molecules and ions formed by the dissociation of solute molecules.
(v) A sugar solution with sugar molecules and water molecules.

Some properties of Sulphuric acid are listed below. Choose the property A, B, C or D which is responsible for the reactions (i) to (v). Some properties may be repeated :

A. Acid B. Dehydrating agent

C. Non-volatile acid D. Oxidizing agent

(i) $C_{12} H_{22} O_{11} + n H_{2} S O_{4} \to 12 C + 11 H_{2} O + n H_{2} S O_{4}$

(ii) $S + 2 H_{2} S O_{4} \to 3 S O_{2} + 2 H_{2} O$

(iii) $N a C I + H_{2} S O_{4} \to N a H S O_{4} + H C I$

(iv) $C u O + H_{2} S O_{4} \to C u S O_{4} + H_{2} O$

(v) $N a_{2} C O_{3} + H_{2} S O_{4} \to N a_{2} S O_{4} + H_{2} O + C O_{2}$

Q. Choose A, B, C or D to match the descriptions (i) to (v) below. Some alphabets may be repeated.

(iv) A solution containing solvent

Choose A,B,C,or D to match the descriptions (i) to (v) . Some alphabets may be repeated.

Column 1	Column 2
Non-electrolyte	Molten ionic compound
Strong electrolyte	Carbon tetrachloride
Weak electrolyte	An Aluminium wire
Metallic Conductor	A solution containing solvent molecules, solute molecules and ions formed by the dissociation of solute molecules.
None	A sugar solution with sugar molecules and water molecule

Q. Choose A, B, C or D to match the descriptions (i) to (v) below. Some alphabets may be repeated.

(v) A sugar solution with sugar molecules and water molecules.

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Decomposition Reaction

Standard X Chemistry

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Choose A, B, C or D to match the descriptions (i) to (v) below. Some alphabets may be repeated. (iii) An aluminium wire

The correct option is A D. metallic conductor Metallic conductor: Metals that conduct electricity due to the flow of electrons are called metallic conductors. As, aluminium wire contains free electrons in solid-state, so it is a metallic conductor.

Choose A, B, C or D to match the descriptions (i) to (v) below. Some alphabets may be repeated.

(iii) An aluminium wire

The correct option is A D. metallic conductor

Metallic conductor: Metals that conduct electricity due to the flow of electrons are called metallic conductors.

As, aluminium wire contains free electrons in solid-state, so it is a metallic conductor.