EASY
JEE Advanced
IMPORTANT
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The size of Mo is very similar to W, due to

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Important Questions on Periodic Classification of Elements and General Inorganic Chemistry

MEDIUM
JEE Advanced
IMPORTANT
In the isoelectronic species, the ionic radii of N3-, O2- and F- are respectively given by:
EASY
JEE Advanced
IMPORTANT
For which of the elements of different groups, the change in nonpolar covalent radii is maximum?
MEDIUM
JEE Advanced
IMPORTANT
Crystal radius of three ions have 100 pm, 81 pm and 75 pm, respectively. If all the three ions have the same number of protons, select the correct statement.