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Day 412: MHT-CET Chemistry

5 questions. Try each one first, then open its answer.

  1. Question 1

    Elements of Group 16, 17 and 18. Asked once: 13 Apr 2026 S1

    33
    Which of the following is the correct decreasing order of oxidizing power of perhalate ions?

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  2. Question 2

    Green Chemistry and Nanochemistry. Asked once: May 2021 S1

    95
    A sample of air turns lime water milky and also turns acidified potassium dichromate green in aqueous solution; it has low pH. This is due to the presence of pollutants.

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  3. Question 3

    Halogen Derivatives of Alkanes. Asked once: 14 May 2026 S2

    50
    Which of the following compounds has antiseptic property?

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  4. Question 4

    Ionic Equilibria. Asked once: 14 May 2026 S1

    8
    Which of the following molecules has highest pKapK_a value?

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  5. Question 5

    Modern Periodic Table. Asked once: 15 May 2023 S2

    56
    Which group element from following achieves noble gas configuration after gaining two electrons?

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