Which of the following lanthanoid ions is diamagnetic? (At. nos. Ce = 58, Sm = 62, Eu = 63, Yb = 70)
Ce2+
Sm2+
Eu2+
Yb2+
Additional Questions
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Which do not decolourise KMnO4 aqueous solution? |
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(NH4)2Cr2O7 on heating gives a gas which is also given by |
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Knowing that the chemistry of lanthanoids (Ln) is dominated by its +3 oxidation state, which of the following statements is incorrect? |
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Which of the statements is not true? |
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Which of the following is a Ferrous alloy |
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Identify the incorrect statement among the following |
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Which of the following pairs of elements cannot form an alloy? |
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Which of the following types of metals form the most efficient catalysts? |
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