Correct wrong statements if found any from those given below:
(a) When difference in electronegativity increases, the possibility of covalent bonding increases.
(b) Electronegativity increases while moving from left to right along a period.
(c) Ionic bond is present in $H C l$ molecule.
(d) Partial ionic bond is also there in polar molecule.

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Solution

(a) When the difference in electronegativity increases, the possibility of ionic bonding increases.
(b) Electronegativity increases while moving from left to right in a period
(c) Covalent bond is present in $H C l$ molecule.
(d) Partial ionic bond is also there in polar molecule.

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Select the correct order of boiling point.

(a) What type of bond is formed between two atoms, when the difference in electronegativity between them is
(i) high, (ii) low, (iii) zero?
(b) Separate the following compounds into three categories- ionic, polar and covalent compounds; N₂, NH₄Cl, NH₃, NO, NH₄NO₃, NCl₃.

Q. Why is metallic bonding different from ionic or covalent bonding?

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(a) When the difference in electronegativity increases, the possibility of ionic bonding increases.(b) Electronegativity increases while moving from left to right in a period(c) Covalent bond is present in HCl molecule.(d) Partial ionic bond is also there in polar molecule.

(a) When the difference in electronegativity increases, the possibility of ionic bonding increases.
(b) Electronegativity increases while moving from left to right in a period
(c) Covalent bond is present in $H C l$ molecule.
(d) Partial ionic bond is also there in polar molecule.