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Chemistry MCQ Questions with answers

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Learn Chemistry MCQs [Page 10 of Department 3]

Y

Yashika • 3.75K Points
Extraordinary

92) Bohr's theory of fixed orbits contradicts

(A) Planck's theory
(B) de Broglie relation
(C) Uncertainty principle
(D) Coulomb's law
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

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Y

Yashika • 3.75K Points
Extraordinary

93) Sodium chloride, potassium chloride, magnesium oxide are examples of molecules with

(A) Metallic bonding
(B) Covalent bonding
(C) Ionic bonding
(D) Hydrogen bonding
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

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R

Ram Sharma • 188.81K Points
Coach

97) The number of moles of solute present in 1 kg of a solvent is called its

(A) Normality
(B) Molality
(C) Formality
(D) Molarity
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

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M

Madhu • 12.02K Points
Tutor II

98) The charcoal used to decolourise brown sugar solution is

(A) Wood charcoal
(B) Coconut charcoal
(C) Animal charcoal
(D) Sugar charcoal
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

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M

Madhu • 12.02K Points
Tutor II

100) Domestic cooking gas consists mostly of

(A) Methane and ethane
(B) Liquified butane and isobutane
(C) Hydrogen and acetylene
(D) Ethylene and carbon monoxide
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

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