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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

Which of the following statements is false about transition metals?

  • They form complexes
  • They show variable valency
  • All transition metal compounds are paramagnetic
  • They form coloured ions
0 Comments
Correct Answer: C. All transition metal compounds are paramagnetic

Explanation:

Transition metals are elements found in the d-block of the periodic table. They ... Read More Details

2 Inorganic Chemistry MCQs

Which one of the following compounds is known as caustic potash?

  • NaOH
  • KOH
  • NaCl
  • NaBH₄
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Correct Answer: B. KOH

Explanation:

Caustic potash is the common name for potassium hydroxide (KOH), a strong inorganic ... Read More Details

3 Inorganic Chemistry MCQs

In fireworks, the green flame is produced because of which element?

  • Sodium
  • Barium
  • Mercury
  • Potassium
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Correct Answer: B. Barium

Explanation:

The green flame seen in fireworks is produced due to the presence of ... Read More Details

4 Inorganic Chemistry MCQs

Permanent hardness of water can be removed by adding which substance?

  • Chlorine
  • Washing Soda
  • Bleaching Powder
  • None of these
0 Comments
Correct Answer: B. Washing Soda

Explanation:

Water hardness is caused mainly by dissolved salts of calcium and magnesium. Hardness ... Read More Details

5 Inorganic Chemistry MCQs

Which two elements are most commonly used for making transistors?

  • Boron and Aluminium
  • Silicon and Germanium
  • Iridium and Tungsten
  • None of these
0 Comments
Correct Answer: B. Silicon and Germanium

Explanation:

The two elements most commonly used for making transistors are silicon (Si) and ... Read More Details

6 Inorganic Chemistry MCQs

Which of the following elements was first discovered in the chromosphere of the Sun?

  • Krypton
  • Xenon
  • Neon
  • Helium
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Correct Answer: D. Helium

Explanation:

The element that was first discovered in the chromosphere of the Sun is ... Read More Details

7 Inorganic Chemistry MCQs

The Law of Triads is applicable to __________?

  • Li, Be, B
  • F, Cl, Br
  • Cl, Br, I
  • Na, K, Rb
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Correct Answer: C. Cl, Br, I

Explanation:

One of the earliest attempts to classify the chemical elements was made by ... Read More Details

8 Inorganic Chemistry MCQs

Who developed the Telluric Helix in periodic classification?

  • Lothar Meyer
  • A.E. de Chancourtois
  • Newlands
  • Döbereiner
0 Comments
Correct Answer: B. A.E. de Chancourtois

Explanation:

The Telluric Helix was one of the earliest attempts to arrange chemical elements ... Read More Details

9 Inorganic Chemistry MCQs

Which group of the periodic table contains elements that exist as monoatomic molecules?

  • Group 1
  • Group 2
  • Group 14
  • Group 18
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Correct Answer: D. Group 18

Explanation:

In the periodic table, most elements combine with identical atoms to form diatomic ... Read More Details

10 Inorganic Chemistry MCQs

The element with the electronic configuration [Kr] 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹ 6s² belongs to which block of the periodic table?

  • S-Block
  • P-Block
  • D-Block
  • F-Block
0 Comments
Correct Answer: D. F-Block

Explanation:

The electronic configuration of an element shows the arrangement of electrons in its ... Read More Details

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