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AI Gen: Classification of Elements - Periodic Table question bank (Chemistry)

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Q1.

Which of the following elements has the highest electron gain enthalpy (most negative)?

Topic: Classification of Elements - Periodic Table | Source: AI Generated (JEE Main)

(A)
F
(B)
Cl
(C)
Br
(D)
I
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Q2.

Which of the following species is isoelectronic with Ar?

Topic: Classification of Elements - Periodic Table | Source: AI Generated (JEE Main)

(A)
Cl-
(B)
Na+
(C)
Mg2+
(D)
Al3+
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