Which of the following is true?

a) |
According to Pauli’s exclusion principle, no two electrons in an atom can have the same values of quantum numbers and |

b) |
The total energy of an electron in an orbit is half of its potential energy |

c) |
The speed of an electron in a orbit increases with increase of its quantum number |

d) |
The energy of an electron in a orbit decreases with increase of its quantum number |

Which of the following is true?

a) |
According to Pauli’s exclusion principle, no two electrons in an atom can have the same values of quantum numbers and |

b) |
The total energy of an electron in an orbit is half of its potential energy |

c) |
The speed of an electron in a orbit increases with increase of its quantum number |

d) |
The energy of an electron in a orbit decreases with increase of its quantum number |

1 Answer

127 votes

(b)

1. False. The correct statement is as under:

No two electrons in an atom can have the same values of all the four quantum numbers and

2. True. The expressions are

3. False. The expression of velocity is (constant)

False. The expression of velocity is (constant)

127 votes

127