Home
Class 11
CHEMISTRY
What is the unit of Planck's constant in...

What is the unit of Planck's constant in S.I. ? What other physical quantity has the sme unit?

Text Solution

Verified by Experts

The SI unit of Planck's constant 'h'`=kg*m^(2)*s^(-1)`.
The SI unit of angular momentum `(mvr)` is also `kg*m^(2)*s^(-1)`.
Promotional Banner

Topper's Solved these Questions

  • STRUCTURE OF ATOM

    CHHAYA PUBLICATION|Exercise QUESTION ANSWER ZONE FOR BOARD EXAMINATION (SHORT ANSWER TYPE)|45 Videos

  • STRUCTURE OF ATOM

    CHHAYA PUBLICATION|Exercise SOLVED WBCHSE SCANNER|27 Videos

  • STRUCTURE OF ATOM

    CHHAYA PUBLICATION|Exercise WARM UP EXERCISE|157 Videos

  • STATES OF MATTER : GASES AND LIQUIDS

    CHHAYA PUBLICATION|Exercise PRACTICE SET|10 Videos

Similar Questions

Explore conceptually related problems

Which physical quantity has the unit eV?

What is the value of Plancks' constant in SI unit?

Which physical quantity has the unit 'mol'?

What is the SI unit of force constant?

What is the unit of dielectric constant?

What is the unit of force constant of SHM in SI?

What is the value of gas constant in S.L units?

What is the SI unit of work ?

What is the unit of Steafan’s constant in SI unit system?

Which physical quantity has the unit v m^(-1) ?

CHHAYA PUBLICATION-STRUCTURE OF ATOM-QUESTION ANSWER ZONE FOR BOARD EXAMINATION (VERY SHORT ANSWER TYPE)
  1. Bohr's theory is not applicable to which of the following species? (1)...

    Text Solution

    |

  2. Balmer series of hydrogen spectrum lies in which region?

    Text Solution

    |

  3. Mention the most important application of de-Broglie concept.

    Text Solution

    |

  4. how are frequency and wave number of electromagnetic radiation related...

    Text Solution

    |

  5. A electron beam after passing through a thin foil of gold produces a d...

    Text Solution

    |

  6. What is a quantum?

    Text Solution

    |

  7. What happens when an electron hits a zinc sulphide screen and what doe...

    Text Solution

    |

  8. Write an expression for the wavelength acquired by an electron acceler...

    Text Solution

    |

  9. Out of X-rays, gamma-rays and microwaves which one has the highest and...

    Text Solution

    |

  10. What is the unit of Planck's constant in S.I. ? What other physical qu...

    Text Solution

    |

  11. Arrange the given subshells in the increasing order of their energies:...

    Text Solution

    |

  12. What is the main difference between wave emitted by an electric bulb a...

    Text Solution

    |

  13. Do atomic orbitals have sharp boundaries?

    Text Solution

    |

  14. At what distance from the nucleus is the radial probability maximum fo...

    Text Solution

    |

  15. In which shell (s), there is no existence of d-subshell?

    Text Solution

    |

  16. Write the values of the four quantum numbers of the electron(s) in the...

    Text Solution

    |

  17. Out of the four quantum number which one does not results from the sol...

    Text Solution

    |

  18. Which is most paramagnetic among Cu^(2+), Fe^(2+) and Cr^(3+) and why...

    Text Solution

    |

  19. Why splitting of spectral lines is observed when the source producing ...

    Text Solution

    |

  20. The 4f-subshell of an atom contains 12 electrons. What is the maximum ...

    Text Solution

    |