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Inorganic Chemistry MCQs

Master fundamental concepts of Inorganic Chemistry with our topic-wise Inorganic Chemistry MCQs, ideal for students and professionals preparing for competitive exams. These multiple-choice questions cover periodic table trends, chemical bonding, coordination compounds, transition elements, acids and bases, oxidation states, group properties, metallurgy, salt analysis, and qualitative inorganic analysis. Perfect for candidates appearing in PPSC, FPSC, CSS, NTS, SPSC, BPSC, KPSC, ETEA, AJKPSC, and exams for Lecturer Chemistry, laboratory analyst roles, and BSc/MSc Chemistry programs.

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1 Inorganic Chemistry MCQs

The ore CaSO₄·H₂O has the general name ?

  • Gypsum
  • Dolomite
  • Calcite
  • Plaster of Paris
0 Comments
Correct Answer: A. Gypsum

Explanation:

Gypsum is a naturally occurring mineral composed of calcium sulfate dihydrate (CaSO₄·2H₂O). The ... Read More Details

2 Inorganic Chemistry MCQs

Which one of the following substances conducts electricity by the movement of ions?

  • Graphite
  • Copper
  • Molten sodium chloride (NaCl)
  • Mercury
1 Comments
Correct Answer: C. Molten sodium chloride (NaCl)

Explanation:

Electricity conduction depends on the presence of mobile charge carriers. In substances like ... Read More Details

3 Inorganic Chemistry MCQs

Which one of the following carbonates is water insoluble?

  • Na₂CO₃
  • K₂CO₃
  • (NH₄)₂CO₃
  • CaCO₃
0 Comments
Correct Answer: D. CaCO₃

Explanation:

Calcium carbonate (CaCO₃) is a sparingly soluble or practically insoluble carbonate in water, ... Read More Details

4 Inorganic Chemistry MCQs

In a diaphragm cell, hydrogen is discharged by the reduction of ?

  • Water
  • Hydrochloric acid (HCl)
  • Sodium ion (Na⁺)
  • Sodium chloride (NaCl)
0 Comments
Correct Answer: A. Water

Explanation:

The diaphragm cell is an electrolytic cell used mainly for the electrolysis of ... Read More Details

5 Inorganic Chemistry MCQs

Gypsum is applied to the soil as a source of ?

  • Calcium (Ca) and Phosphorus (P)
  • Sulphur (S) and Phosphorus (P)
  • Calcium (Ca) and Sulphur (S)
  • We could not apply
0 Comments
Correct Answer: C. Calcium (Ca) and Sulphur (S)

Explanation:

Gypsum, chemically known as calcium sulphate dihydrate (CaSO₄·2H₂O), is an important mineral used ... Read More Details

6 Inorganic Chemistry MCQs

Which one of the following alkali metals forms only a normal oxide when it reacts with oxygen (O₂)?

  • Lithium
  • Sodium
  • Potassium
  • Rubidium
0 Comments
Correct Answer: A. Lithium

Explanation:

Among the alkali metals, the type of oxide formed when reacting with oxygen ... Read More Details

7 Inorganic Chemistry MCQs

Which one of the following pairs shows a diagonal relationship in the periodic table?

  • Sodium and Lithium
  • Lithium and Magnesium
  • Lithium and Beryllium
  • Boron and Beryllium
0 Comments
Correct Answer: B. Lithium and Magnesium

Explanation:

In the periodic table, a diagonal relationship refers to the similarity in chemical ... Read More Details

8 Inorganic Chemistry MCQs

Sodium is not found in the +2 oxidation state because of its ?

  • High first ionization potential
  • High second ionization potential
  • High ionic radius
  • High electronegativity
0 Comments
Correct Answer: B. High second ionization potential

Explanation:

Sodium (Na) belongs to Group 1 (alkali metals) of the periodic table and ... Read More Details

9 Inorganic Chemistry MCQs

Magnesium metal does not burn in a vessel containing ?

  • Nitrogen (N₂)
  • Oxygen (O₂)
  • Nitrogen and Oxygen (N₂ and O₂)
  • Neon (Ne)
0 Comments
Correct Answer: D. Neon (Ne)

Explanation:

Magnesium (Mg) is a highly reactive metal that readily combines with several nonmetals ... Read More Details

10 Inorganic Chemistry MCQs

Which of the following elements can form complexes?

  • Sodium (Na)
  • Chromium (Cr)
  • Lithium (Li)
  • Potassium (K)
0 Comments
Correct Answer: B. Chromium (Cr)

Explanation:

Complex formation is a characteristic property of transition elements. These elements have partially ... Read More Details

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