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Chemistry MCQs: 1600+ Questions & Answers in English

1600+ Chemistry MCQs in English with answers & explanations. Page 81. Practice objective questions for competitive exams, interviews & self-assessment — free… Use the answer toggle below to show or hide all solutions, tap an option to check one question, or open a question for its own page.

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Chemistry MCQs: 1600+ Questions & Answers in English

The shape of CO₂ molecule is:

Which of the following is used as a catalyst in the Haber process?

The oxidation state of oxygen in OF₂ is:

Which of the following has the highest boiling point?

Which law states that equal volumes of all gases at the same temperature and pressure contain equal numbers of molecules?

The number of moles present in 18 g of water is:

Which of the following compounds contains an ester functional group?

Which of the following is the lightest element?

The oxidation number of phosphorus in H₃PO₄ is:

Which of the following is a primary alcohol?

The shape of BF₃ molecule is:

The IUPAC name of HCHO is:

Which of the following has the highest electron affinity?

Which of the following is an amphoteric oxide?

The gas evolved when sodium reacts with water is:

The pH of a 0.01 M HCl solution is:

Which of the following is an example of sublimation?

Which of the following is a non-polar molecule?

The total number of electrons in SO₄²⁻ ion is:

Which of the following is used as an anti-knocking agent in petrol?

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