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प्रश्न
Fill in the blank in the following sentence:
Two atoms of the same element combine to form a molecule. The bond between them is known as ................ bond.
उत्तर
Two atoms of the same element combine to form a molecule. The bond between them is known as a covalent bond.
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संबंधित प्रश्न
List three characteristic properties of covalent compounds.
Fill in the following blank with suitable word:
The general formula CnH2n for cycloalkanes is the same as that of ...........
What type of bond exist in CCl4?
Give one example, state what are covalent compounds?
State one use of diamond which depends on its 'extraordinary brilliance' and one use of graphite which depends on its being 'black and quite soft'.
Why are covalent compounds generally poor conductors of electricity?
The number of carbon atoms joined in a spherical molecule of buckminsterfullerene is:
(a) fifty
(b) sixty
(c) seventy
(d) ninety
What are the conditions necessary for the formation of covalent molecules?
Draw all possible structural formulae of compound from their molecular formula given below.
C3H8
Taking hydrogen chloride and methane as examples, distinguish between a polar covalent bond and a non polar covalent bond.
(a) Compound X consists of molecules.
Choose the letter corresponding to the correct answer from the choices (a), (b), (c) and (d) given below
The type of bonding in X will be
(a) Compound X consists of molecules.
Choose the letter corresponding to the correct answer from the choices (a), (b), (c) and (d) given below
In the liquid state, X will
An element L consists of molecules.
What type of bonding is present in the particles that make up L?
Electrons are getting added to an element Y:
which electrode will Y migrate to during the process of electrolysis?
Define the functional group and complete the following table.
| S.I. No. | Functional Group | Compound | Formula |
| (1) | ______________ | _______________ |
C2H5OH |
| (2) | _______________ | _______________ | CH3CHO |
The molecular masses of a carbon compound spread over a range of _______.
The number of electrons in the valence shell of a carbon atom is 4.
Write a short note.
Characteristics of carbon
List two differences between the properties exhibited by covalent compounds and ionic compounds.
Although metals form basic oxides, which of the following metals form an amphoteric oxide?
