page 6 | Chemistry - DDCET MCQ - Electrical Engineering Objective

Q61. Which of the following forces is the strongest?

Dipole-dipole interaction

London dispersion forces

Hydrogen bonding

Van der Waals forces

Q62. In a Daniell cell, the electrolyte is:

Zinc sulfate solution

Copper sulfate solution

Sulfuric acid solution

A combination of (a) and (b)

Q63. Which of the following factors affects the rate of diffusion of a solute in a solution?

Temperature

Viscosity of the solution

Size of the solute particles

All of the above

Q64. Which of the following factors weakens hydrogen bonding in a substance?

increasing temperature

increasing electronegativity difference between donor and acceptor

decreasing pressure

decreasing molecular weight

Q65. Which of the following statements about electrolytes is INCORRECT?

Electrolytes dissolve in water to produce ions.

All strong electrolytes are ionic compounds.

Weak electrolytes dissociate partially in water.

Electrolyte solutions conduct electricity.

Q66. Which of the following ions is typically involved in forming coordinate covalent bonds?

Cations

Anions

Neutral atoms

Transition metal ions

Q67. The standard cell potential of a lead-acid battery is approximately:

1.5 V

2.1 V

3.7 V

1 V

Q68. Which of the following solutions has the highest normality?

100 mL of 0.1 M HCl

200 mL of 0.2 M NaOH

300 mL of 0.3 M KOH

400 mL of 0.4 M H2SO4

Q69. Which of the following properties is NOT characteristic of an ionic bond?

High melting and boiling points

Good electrical conductivity in the molten state

Brittle solid structure

Easy dissociation in water

Q70. According to the Arrhenius theory, which of the following is an acid?

\(CO_2\)

\(NH_3\)

\(NaCl\)

\(HCl\)

MCQ

Chemistry (DDCET)