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Classification of Elements and Periodicity in Properties
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23/08/2021 3:40 pm
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Which of the following series correctly represents relations between the elements from X to Y?
X → Y
(a) 3Li → 19K Ionization enthalpy increases
(b) 9F → 35Br Electron gain enthalpy (negative sign) increases
(c) 6C → 32Ge Atomic radii increases
(d) 18Ar → 54Xe Noble character increases
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23/08/2021 3:42 pm
Correct answer: (c) 6C → 32Ge Atomic radii increases
Explanation:
On moving down a group atomic radii increases.