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प्रश्न
Give the characteristic properties of covalent compounds.
Give two general properties of covalent compounds.
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उत्तर
- Covalent compounds are usually liquids or gases. Only some of them are solids.
- Covalent compounds usually have low melting points and low boiling points.
- Covalent compounds are usually insoluble in water, but they are soluble in organic solvents.
- Covalent compounds do not conduct electricity.
Notes
Students should refer to the answer according to their questions.
संबंधित प्रश्न
State the reason why carbon can neither form C4+ cations nor C4− anions but forms covalent compounds.
What type of bond is present in oxygen?
State any two uses of graphite.
The molecules having triple bond in them are ______.
A solid element X has four electrons in the outermost shell of its atom. An allotrope Y of this element is used as a dry lubricant in machinery and also in making pencil leads.
(a) What is element X?
(b) Name the allotrope Y.
(c) State whether allotrope Y is a good conductor or non-conductor of electricity.
(d) Name one use of allotrope Y (other than lubrication and pencil leads)
(e) Name two other allotropes of element X.
Choose the correct answer from the options given below
Which one is not example of polar covalent compound?
(a) Compound X consists of molecules.
Choose the letter corresponding to the correct answer from the choices (a), (b), (c) and (d) given below
X is likely to have a :
The molecule which contains a triple covalent bond is ______.
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
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