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Gadolinium has a low value of third ionisation enthalpy because of
If radius of second Bohr orbit of the He+ion is 105.8pm, what is the radius of third Bohr orbit of Li2+ ion?
Given below are two statements:
Statement I: Cr2+ is oxidising and Mn3+ is reducing in nature.
Statement II: Sc3+ compounds are repelled by the applied magnetic field.
In the light of the above statements, choose the most appropriate answer from the options given below:
Which of the following reactions is the metal displacement reaction? Choose the right option
Identify the incorrect statement.
Which one of the following ions exhibits d−d transition and paramagnetism as well?
Name the gas that can readily decolourise acidified KMnO4 solution.
The reason for greater range of oxidation states in actinoids is attributed to
Which one of the following statements is correct when SO2 is passed through acidified K2Cr2O7 solution?
The catalytic activity of transition metals and their compounds is ascribed mainly to
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