IIT JEE Questions And Answers :: Atoms Molecules And Nuclei: part1



IIT JEE : Atoms Molecules And Nuclei QUESTIONS AND ANSWERS :: part1 : 16 to 20

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

16.If ionization energy of a hydrogen like atom is 4 Rydberg. Then atomic number of the atom will be

2
3
4
8

17.Binding energy of deuterium is 2.23 MeV. Mass defect in amu is

0.0012
0.0024
0.0036
- 0.0012

18.Minimum excitation potential required to bring the electron into the second orbit of hydrogen atom is

3.4 V
3.9 V
10.2 V
13.6 V

19.Half life of a radioactive material whose 1 / 32 th part is left after two hours is one hours is

one hour
1 / 2 hours
20 minutes
15 minutes

20.Mass of the fuel required to generate an energy of 1000 MW will be

0.01 mg/sec
5.2 mg/sec
4 kg/sec
4.73 kg/minute

More Atoms Molecules And Nuclei QUESTIONS AND ANSWERS available in next pages

    Health is the greatest gift, contentment is the greatest wealth -Buddha
Opportunity is missed by most people because it is dressed in overalls and looks like work.- Thomas Edison