Questions
Which of the two have almost similar size
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By Expert Faculty of Sri Chaitanya
a
22Ti and 40Zr
b
41Nb and 73Ta
c
39Y and 57La
d
20Ca and 31 Ir
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Correct option is B
Lanthanide contraction is the reason for the atomic radii.Similar Questions
Which of the following having least enthalpy of atomization?
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