The d and f-Block Elements questions
808 published questions with worked solutions.
- Which of the following pairs have same radii? I. Am and Cm II. U and Np III. Bk and Cf IV. Pu and Th The correct set of choices is
- Which of the following lanthanoid ions is not paramagnetic in nature? Atomic numbers of Ce = 58, Sm = 62, Eu = 63 and Yb = 70
- The trivalent ion having largest size in lanthanoid series is
- Which one of the following has a magnetic moment of 1.75 BM ?
- Magnetic moment 2.83 BM is given by which of the following ions? (Atomic no. of : Ti = 22; Cr = 24; Mn = 25; Ni = 28)
- The colour of Cu_2^+ containing salt is
- Identify the element having highest enthalpy of atomisation from following. [MHTCET 2020]
- Which among the following lanthanoids, shows only +3 oxidation state? [MHTCET 2021]
- Which of the following actinoids exhibits only +3 oxidation state? [MHTCET 2020]
- The highest oxidation state in plutonium (At. no. = 94) is [MHTCET 2019]
- Identify the metal that forms colourless compounds. [MHTCET 2016]
- The only radioactive element among the lanthanoids is [MHTCET 2015]
- Select the coloured compound amongst the following (Atomic no. of Ti = 22, Cr = 24, Cu = 29) [MHTCET 2014]
- Which of the following lanthanoid ions is diamagnetic? (Atomic number of Ce = 58, Sm = 62, Eu = 63, Yb = 70) [MHTCET 2013]
- Which of the following species shows the maximums magnetic moment? [MHTCET 2012]
- Most common oxidation states shown by cerium are [MHTCET 2011]
- Ce^ 4+ is stable. This is because of [MHTCET 2010]
- The point of dissimilarity between lanthanides and actinides is [MHTCET 2008]
- Which of the following ions is colourless in solution? [MHTCET 2008]
- Calamine is [MHTCET 2008]
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