The dand fblock elements - Result Question 76
####76. Identify the incorrect statement among the following:
[2007]
(a) Lanthanoid contraction is the accumulation of successive shrinkages.
(b) As a result of lanthanoid contraction, the properties of
(c) Shielding power of
(d) There is a decrease in the radii of the atoms or ions as one proceeds from
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Solution:
- (b) Due to lanthanoid contraction the properties of
There is a steady decrease in the radii as the atomic number of the lanthanide elements increases. For every additional proton added in nucleus the corresponding electron goes to
