Few examples of the compounds formed by chemical bonding are given below. Mark the incorrect example.

A molecule with central atom devoid of octet -

B F_{3}

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A molecule with linear shape -

C O_{2}

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A non-polar covalent compound between two different atoms -

C H_{4}

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A molecule which is V-shaped with a bond angle

{104.5}^{o}

N H_{3}

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Solution

The correct option is D A molecule which is V-shaped with a bond angle ${104.5}^{o}$ - $N H_{3}$
$N H_{3}$ is not $V -$ shaped, it is pyramidal in shape with a bond angle of $107 °$

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Similar questions

Q. Fill in the blanks in the following sentences:
(i) Two atoms of the same element combine to form a molecule. The bond between them is known as ................ bond.
(ii) Two chlorine atoms combine to form a molecule. The bond between them is known as ..........
(iii) In forming oxygen molecule, .............. electrons are shared by each atom of oxygen.
(iv) In forming N₂ molecule, .............. electrons are shared by each atom of nitrogen.
(v) The number of single covalent bonds in C₂H₂ molecule are ...........
(vi) Melting points and boiling points of ionic compounds are generally ............ than those of covalent compounds.

Fill in the blanks in the following sentences:
(i) Two atoms of the same element combine to form a molecule. The bond between them is known as .. bond.
(ii) Two chlorine atoms combine to form a molecule. The bond between them is known as....
(iii) In the formation of an oxygen molecule, ... electrons are shared by each atom of oxygen.
(iv) In the formation of a $N_{2}$ molecule, ... electrons are shared by each atom on nitrogen.
(v) The number of single covalent bonds in $C_{2} H_{2}$ molecule are....
(vi) Melting points and boiling points of ionic compounds are generally ... Than those of covalent compounds.

A σ

bonded molecule

M X_{3}

T -

shaped. The number of non-bonding pairs of electrons (on central atom) is

Q. Assertion :

C O_{2}

molecule is linear in shape. Reason: Any atom bonded to two other atoms should be linear.

Q. A molecule in which

s p^{2}

hybrid orbitals are used by the central atom in forming covalent bond is:

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Few examples of the compounds formed by chemical bonding are given below. Mark the incorrect example.

The correct option is D A molecule which is V-shaped with a bond angle 104.5o - NH3NH3 is not V−shaped, it is pyramidal in shape with a bond angle of 107°

The correct option is D A molecule which is V-shaped with a bond angle ${104.5}^{o}$ - $N H_{3}$
$N H_{3}$ is not $V -$ shaped, it is pyramidal in shape with a bond angle of $107 °$