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R G PUBLICATION-THE d-AND f-BLOCK ELEMENTS-EXERCISE
- Which of the following undergo disproporationation in aquous solution?
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- The emitted colour of Ti^(4+) ion is
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- Which of the following metal does not form MO type oxide?
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- In the dichromate dianion
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- What are transition elements? Give the general electronic configuratio...
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- What are transition elements? Give the general electronic configuratio...
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- Give reasons: Why are Zn, Cd, and Hg normally not regarded as transiti...
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- Silver atom has complete filled d-orbitals (4d^(10)) in its ground sta...
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- Why third ionisation enthalpy of Mn is very high?
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- The variability of oxidation states of a transition element is differe...
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- Flourine is more electronegative than oxygen. Oxygen foms compound Mn2...
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- Between the couple Cr^(3+)//Cr^(2+) and Fe^(3+)//Fe^(2+) whose E value...
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- Give the reason for negative E^@ value for Ni^(2+)//Ni.
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- What is 'spin only' formula?
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- The observed magnetic moment of a transition melal ion is 5.96 BM. Cac...
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- Copper (I) and d^(10) configuration, while copper (II) has d^9 configu...
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- Draw the structure of Cr2O7^(2-) ion.
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- At room temperature why the reaction between oxalic acid and acidified...
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- Why La^(3+) ions are coloured?
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- Write the composition of mischmetal.
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