The d- and f-Block Elements

CBSE Class 12 · Chemistry · 23 past questions

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1. Q1 2026

   Electronic configuration of chromium is…

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2. Q2 2026

   For question number 13 to 16, two statements are given – one labelled as Assertion (A) and the other labelled…

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3. Q3 2026

   Which of the following is not a transition metal ?

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4. Q4 2026

   In aqueous solution, $Cr_2O_7^{2-}$ ion converts to which of the following in alkaline medium ?

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5. Q5 2026

   For Questions number 13 to 16, two statements are given — one labelled as Assertion (A) and the other…

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