Basic Science : Atom Models QUESTIONS AND ANSWERS :: part1 : 1 to 5
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
1.The ionization potential of hydrogen is 13.6 eV. The energy of an electron in the second orbit is |
| 54.4 eV |
| -6.8 eV |
| -27.2 eV |
| -3.4 eV |
2.According to Bohr’s model of hydrogen atom, the kinetic energy of electron in an atom is given by |
3.The total energy of an electron in any atom is |
| zero |
| negative |
| positive |
| infinite |
4.When an electron jumps from of its non-radiating orbits of higher energy E1 to one of lower energy E2, the frequency of the radiation emitted is given by |
5.The wave number is the number |
| of waves that cross in one second |
| associated with the orbit |
| of waves per unit length |
| of spectral lines produced |
More Atom Models QUESTIONS AND ANSWERS available in next pages
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