HARD

Earn 100

Compare the physical properties of NaCl and methane.

Important Questions on Ionic and Covalent Bonding

EASY

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Explain why the melting point of sodium chloride is much greater than that of glucose.

MEDIUM

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Answer the following:

${MgCl}_{2}$ does not conduct electricity in the solid state. Give reasons.

EASY

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Give reasons.

(ii) Ionic compounds have high melting points.

EASY

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Which of the following compounds can conduct electricity?

HARD

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

{XCl}_{2}

is a solid and high melting point compound. X will be

MEDIUM

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Question Image

The above compound represents hydrogen azide, the bond orders of bonds $(I)$ and $(II)$ are:

MEDIUM

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Why does distilled water not conduct electricity, whereas rain water does?

HARD

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

The lattice energies of

NaCl, NaF, KCl

and

RbCl

follow the order

MEDIUM

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Why do ionic compounds have high melting points?

EASY

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Distinguish between sodium chloride and naphthalene by two physical properties.

MEDIUM

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Maximum bond angle at nitrogen is present in which of the following?

EASY

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Solid state of which of the following compound is composed of ions?

EASY

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

The numbers of lone pair and bond pairs in hydrazine are, respectively:

MEDIUM

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

The compound(s) with two lone pairs of electrons on the central atom is (are)

MEDIUM

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Among the following molecules, the one with the largest bond angle at the central atom is

EASY

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Total number of lone pair of electrons in

{I_{3}}^{-}

ion is:

MEDIUM

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Which of the following compounds contain(s) no covalent bond(s)?

KCl, {PH}_{3}, O_{2}, B_{2} H_{6}, H_{2} {SO}_{4}

MEDIUM

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Mention the general properties of ionic compounds and clarify that why do ionic compounds have high melting points.

EASY

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Which of the following has the highest ability to conduct electricity?

MEDIUM

Physical Science>Chemistry>Ionic and Covalent Bonding>Comparison of Covalent Compounds with NaCl

Which of the following is most soluble in water?

Compare the physical properties of NaCl and methane.

Important Questions on Ionic and Covalent Bonding

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