A solid substance is soft, has a low melting point, and is a poor conductor of electricity. It is:

an ionic solid

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a network solid

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a metallic solid

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a covalent solid

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Solution

The correct option is C a covalent solid
Covalent solids are soft, have a low melting point (due to relatively weak bonds), and are a poor conductor of electricity (due to absence of free ions).

Option D is correct.

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Similar questions

Q. A white substance melts and decomposes at

730^{\circ} C

. As a solid, it is a non-conductor of electricity but it dissolves in water to form a conducting solution. The white substance is a/an:

I

. Ionic solids have high melting points.

I I

. Molten ionic solids conduct electricity.

Explain the following:
(a) Covalent compounds are generally gases or liquids or soft solids.
(b) Covalent compounds have low melting point and boiling point.
(c) Non-polar covalent compounds are insoluble in water.
(d) Polar covalent compounds are good conductors of electricity.

Q. Solid

C O_{2}

is an example of

S i O_{2}

is a covalent solid. Which of the following is most likely to be true regarding

S i O_{2}

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A solid substance is soft, has a low melting point, and is a poor conductor of electricity. It is:

The correct option is C a covalent solidCovalent solids are soft, have a low melting point (due to relatively weak bonds), and are a poor conductor of electricity (due to absence of free ions).Option D is correct.

The correct option is C a covalent solid
Covalent solids are soft, have a low melting point (due to relatively weak bonds), and are a poor conductor of electricity (due to absence of free ions).

Option D is correct.