Which of the following is not a common characteristic of an electrovalent compound?

High melting point

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Conducts electricity

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Consists of oppositely charged ions

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Ionizes when dissolved in water

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None of the above

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Solution

The correct option is B Conducts electricity
Only in molten and solution forms, electrovalent compounds conduct electricity because ions flow in molten and solution forms. So, it is not the common characteristic of the electrovalent compounds.
Hence option B is correct.

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Similar questions

Choose the correct answer:
Which of the following is not a common characteristic of an electrovalent compound?
(a) High melting point.
(b) Conducts electricity when molten.
(c) Consists of oppositely charged ions.
(d) Ionises when dissolved in water.

(a) Compound X consists of molecules.
Choose the letter corresponding to the correct answer from the choices (a), (b), (c) and (d) given below:
(i) The type of bonding in X will be:
(a) ionic
(b) electrovalent
(c) covalent
(d) molecular
(ii) X is likely to have a:
(a) low melting point and high boiling point
(b) high melting point and low boiling point
(c) low melting point and low boiling point
(d) high milting point and high boiling point
(iii) In the liquid state, X will:
(a) become ionic
(b) be an electrolyte
(c) conduct electricity
(d) not conduct electricity

(b) (i) Acids dissolve in water to produce positively charged ions. Draw the structure of these positive ions.
(ii) Explain, why carbon tetrachloride does not dissolve in water?
(iii) Elements Q and S react together to form an ionic compound. Under normal conditions, which physical state will the compound QS exist in?
(iv) Can Q and S, both be metals? Justify your answer.

Which of the following covalent compounds become electrovalent when dissolved in water?

Explain the following :

(a) Electrovalent compounds conduct electricity in molten or aqueous state.

(b) Electrovalent compounds have a high melting point and boiling point while covalent compounds have low melting and boiling points.

Explain the following :

(a) Electrovalent compounds conduct electricity in molten or aqueous state.

(b) Electrovalent compounds have a high melting point and boiling point while covalent compounds have low melting and boiling points.

(d) Atoms combine by transfer and sharing of electrons (s).

(e) An element has atoms with different mass number.

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Which of the following is not a common characteristic of an electrovalent compound?

The correct option is B Conducts electricity Only in molten and solution forms, electrovalent compounds conduct electricity because ions flow in molten and solution forms. So, it is not the common characteristic of the electrovalent compounds.Hence option B is correct.

The correct option is B Conducts electricity
Only in molten and solution forms, electrovalent compounds conduct electricity because ions flow in molten and solution forms. So, it is not the common characteristic of the electrovalent compounds.
Hence option B is correct.