Binding energy of ground state..|MODERN PHYSICS|JEEMAIN-2023

Competishun Header

JEE MAIN 2023

31-01-23 S2

Question

If the binding energy of ground state electron in a hydrogen atom is 13.6 eV , then, the energy required to remove the electron from the second excited state of $\mathrm{Li}^{2+}$ will be: $x \times 10^{-1} e \mathrm{~V}$. The value of $x$ is $\_\_\_\_$ .

Write Your Answer

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Physics

Easy

Start Preparing for JEE with Competishun

Video Solution

BY competishun

Watch Solution

YouTube

Filters 0

Showing 18 questions

Q JEE MAIN 20262026

Given below are two statements
Statement I: $\mathrm{H}_2 \mathrm{O}$ molecules move from the chamber 1 to chamber 2 .
Statement II:...

JEE MainChemistryMedium

View Solution→

QJEE MAIN 20212021

Which of the following molecules does not show stereo isomerism ?

JEE MainChemistryEasy

View Solution→

QJEE MAIN 2021 2021

Given below are two statements :
Statement-I : α and β forms of sulphur can change reversibly between themselves with...

JEE MainChemistryEasy

View Solution→

QJEE MAIN 20212021

Which one of the following statements is not true about enzymes ?

JEE MainChemistryEasy

View Solution→

Q JEE MAIN 20212021

The solubility product of $\mathrm{Pbl}_2$ is $8.0 \times 10^{-9}$. The solubility of lead iodide in 0.1 molar solution of lead...

JEE MainChemistryHard

View Solution→

QJEE MAIN 20222022

In Carius method of estimation of halogen. 0.45 g of an organic compound gave 0.36 g of AgBr. Find out...

JEE MainChemistryEasy

View Solution→

QJEE MAIN 20232023

The number of units, which are used to express concentration of solutions from the following is _______.
Mass percent,...

JEE MainChemistryEasy

View Solution→

QJEE MAIN 20222022

250 g solution of D-glucose in water contains 10.8% of carbon by weight. The molality of the solution is nearest...

JEE MainChemistryHard

View Solution→

QJEE MAIN 2019 2019

A compound ' $X$ ' on treatment with $\mathrm{Br}_2 / \mathrm{NaOH}$, provided $\mathrm{C}_3 \mathrm{H}_9 \mathrm{~N}$, which gives positive carbylamine test....

JEE MainChemistryMedium

View Solution→

QJEE MAIN 20232023

In the following reaction, 'A' is

JEE MainChemistryMedium

View Solution→

QJEE MAIN 20212021

Which one of the following reactions does not occur ?

JEE MainChemistryEasy

View Solution→

QJEE MAIN 2021 2021

The major products A and B formed in the following reaction sequence are :

JEE MainChemistryEasy

View Solution→

QJEE MAIN 2021 2021

Correct statement about the given chemical reaction is :

JEE MainChemistryEasy

View Solution→

QJEE MAIN 2021 2021

Carbylamine test is used to detect the presence of primary amino group in an organic compound. Which of the following...

JEE MainChemistryEasy

View Solution→

QJEE-MAIN 20202020

Three isomers A. B and C (mol. formula $\mathrm{C}_2 \mathrm{H}_7, \mathrm{~N}$ ) give the following results

JEE MainChemistryEasy

View Solution→

QJEE MAIN 20212021

In the chemical reactions given above A and B respectively are :

JEE MainChemistryEasy

View Solution→

QJEE MAIN 2019 2019

Benzene diazonium chloride on reaction with aniline in the presence of dilute hydrochloric acid gives :

JEE MainChemistryEasy

View Solution→

QJEE MAIN 20222022

Stability of $\alpha$ - Helix structure of proteins depends upon

JEE MainChemistryEasy

View Solution→