Questions
Which is not the correct order for the stated property
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a
Ba>Sr>Mg: atomic radius
b
F > 0 > N: first ionisation enthalpy
c
CI> F >I: electron affinity
d
0 Te: electronegativity
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Correct option is B
On moving along the period, ionisation enthalpy increases. In second period. the order of ionisation enthalpy should be as follows : F > 0 > N:But N has half-filled structure. therefore, it is more stable than O. That's why its ionisation enthalpy is higher than O Thus, the correct order of IE is F > N > O..Talk to our academic expert!
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The electronegativity of the following elements increases in the order
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