NEET d- and f-Block Elements questions
11 Chemistry questions on d- and f-Block Elements as asked in NEET, newest first.
- Match List-I with List-II. List-I List-II A. Haber process I. Fe catalyst B. Wacker oxidation II. PdCl_2 C. Wilkinson catalyst III. [(PPh_3)_3RhCl] D. Ziegler catalyst IV. TiCl_4 with Al(CH_3)_3 Choose the correct…
2025
- Given below are two statements : Statement I : Ferromagnetism is considered as an extreme form of paramagnetism. Statement II : The number of unpaired electrons in a Cr^2+ ion (Z = 24) is the same as that of a Nd^3+ ion…
2025
- Spin only magnetic moment is same for which of the following ions? A. Ti^3+ B. Cr^3+ C. Mn^2+ D. Fe^3+ E. Sc^3+ Choose the most appropriate answer from the options given below:
2024
- The E^\circ value for the Mn^3+/Mn^2+ couple is more positive than that of Cr^3+/Cr^2+ or Fe^3+/Fe^2+ due to change of
2024
- The pair of lanthanoid ions which are diamagnetic is
2024
- The stability of Cu^2+ is more than Cu^+ salts in aqueous solution due to
2023
- Which one of the following statements is correct?
2023
- Which of the following statements are INCORRECT? A. All the transition metals except scandium form MO oxides which are ionic. B. The highest oxidation number corresponding to the group number in transition metal oxides…
2023
- Gadolinium has a low value of third ionisation enthalpy because of
2022
- The calculated spin only magnetic moment of Cr^2+ ion is
2020
- The following metal ion activates many enzymes, participates in the oxidation of glucose to produce ATP and with Na, is responsible for the transmission of nerve signals.
2020
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