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1 Physical Chemistry MCQs

The structure of hydrogen peroxide (H₂O₂) is __________?

  • Planar
  • Non-polar
  • Spherical
  • Linear
0 Comments
Correct Answer: B. Non-polar

Explanation:

Hydrogen peroxide (H₂O₂) is a simple molecule composed of two hydrogen atoms and ... Read More Details

2 Inorganic Chemistry MCQs

Which of the following elements has the maximum electron affinity?

  • Chlorine (Cl)
  • Bromine (Br)
  • Iodine (I)
  • Fluorine (F)
0 Comments
Correct Answer: A. Chlorine (Cl)

Explanation:

Electron affinity (EA) is the energy change that occurs when an atom gains ... Read More Details

3 Inorganic Chemistry MCQs

The type of hybridization of boron in diborane (B₂H₆) is __________?

  • sp hybridization
  • sp² hybridization
  • sp³ hybridization
  • sp³d² hybridization
0 Comments
Correct Answer: A. sp hybridization

Explanation:

Diborane (B₂H₆) is a well-known example of an electron-deficient compound in inorganic chemistry. ... Read More Details

4 Inorganic Chemistry MCQs

Which of the following conducts electricity?

  • Potassium
  • Graphite
  • Diamond
  • Sodium
0 Comments
Correct Answer: B. Graphite

Explanation:

Electrical conductivity depends on the presence of free-moving charged particles such as electrons ... Read More Details

5 Inorganic Chemistry MCQs

Cassiterite is an ore of which metal?

  • Manganese (Mn)
  • Nickel (Ni)
  • Antimony (Sb)
  • Tin (Sn)
0 Comments
Correct Answer: D. Tin (Sn)

Explanation:

Cassiterite is the principal ore of tin (Sn) and is chemically known as ... Read More Details

6 Inorganic Chemistry MCQs

What is the percentage of lead in a lead pencil?

  • 0%
  • 20%
  • 80%
  • 70%
0 Comments
Correct Answer: A. 0%

Explanation:

Despite the common name, a lead pencil contains no actual lead. The black ... Read More Details

7 Inorganic Chemistry MCQs

In the borax bead test, which compound is formed?

  • Ortho borate
  • Meta borate
  • Double oxide
  • Tetra borate
0 Comments
Correct Answer: B. Meta borate

Explanation:

The borax bead test is a classical method used in qualitative inorganic analysis ... Read More Details

8 Physical Chemistry MCQs

What is the shape of a water (H₂O) molecule?

  • V-shaped
  • Angular
  • Pyramidal
  • Triangular planar
0 Comments
Correct Answer: A. V-shaped

Explanation:

The water molecule (H₂O) consists of a central oxygen atom bonded to two ... Read More Details

9 Physical Chemistry MCQs

What is the shape of the triiodide ion (I₃⁻)?

  • Trigonal bipyramidal
  • Linear
  • Square bipyramidal
  • Both A and C
0 Comments
Correct Answer: B. Linear

Explanation:

The triiodide ion (I₃⁻) is a polyatomic ion consisting of three iodine atoms. ... Read More Details

10 Physical Chemistry MCQs

The hybrid orbitals of BeCl₂ are of type __________?

  • sp²
  • sp³
  • sp
  • dsp²
0 Comments
Correct Answer: C. sp

Explanation:

Beryllium chloride (BeCl₂) is a linear molecule in which beryllium is bonded to ... Read More Details