Start free

Chemistry · Periodicity of Elements and Periodic Properties

JEE Main 2025 — 3 April, Morning Shift — Question 13

Which of the following statements are correct?

A. The process of adding an electron to a neutral gaseous atom is always exothermic.

B. The process of removing an electron from an isolated gaseous atom is always endothermic.

C. The 1st ionization energy of boron is less than that of beryllium.

D. The electronegativity of C is 2.5 in CH4\mathrm{CH}_{4} and CCl4\mathrm{CCl}_{4}

E. Li is the most electropositive among elements of group 1 .

Choose the correct answer from the options given below:

  1. Option A:

    B and D Only

  2. Option B:

    B, C and E Only

  3. Option C:

    A, C and D Only

  4. Option D:

    B and C Only

    Correct

Answer: D

Step-by-step solution

B and C are correct

IE : B < Be

Answer key and solution verified before publishing.

Practise Periodicity of Elements and Periodic Properties

Start with this question, then two more from the same chapter — with a tutor that explains every step. Free.

Solve a similar one free
Exam
JEE Main 2025
Paper
3 April, Morning Shift
Subject
Chemistry
Chapter
Periodicity of Elements and Periodic Properties
Topic
Periodicity in Chemical Properties (Ionization Energy, Electron Affinity, Electronegativity)
Which of the following statements are correct? A. The process of… | JEE Main 2025 PYQ with Solution · DhiX AI