Back to CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

1 Easy

1 of 1

Understanding +4 | -1

Electrongain enthalpy of chlorine is more than Fluorine due to

View answer and explanation

Correct option: A

Smaller size of 2p – subshell

Option A (Smaller size of 2p – subshell) is correct because the smaller size of the 2p subshell in fluorine leads to greater interelectronic repulsion, reducing the electron gain enthalpy.

More Questions from CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

Practice All Chapter MCQs →

The compounds of the s-block elements, with the exception of lithium and ...

X

... are predominantly ionic. Here,

X

refers to Among the following elements, the most electronegative is: The pair of amphoteric hydroxides is The element with atomic number 117 if discovered would be placed in The correct order of size among

\mathrm{O}, \mathrm{O}^{2-}, \mathrm{F}

and

\mathrm{F}^{-}

is: The electronic configuration of four elements are given below. Which elements does not belong to the same family as others?