Home
Class 11
CHEMISTRY
Write the numerical value of h and its ...

Write the numerical value of h and its unit

Text Solution

Verified by Experts

`h = 6.625 xx 10^(-27) erg s = 6.625 xx 10^(-34) Js`
The unit of `h` is J s or erg s `( :. hv = E,:. h = (E )/(v) = (mg)/(s^(-1)))`
Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE

    CENGAGE CHEMISTRY|Exercise Exercises (Subjective)|52 Videos

  • ATOMIC STRUCTURE

    CENGAGE CHEMISTRY|Exercise Exercises Linked Comprehension|50 Videos

  • APPENDIX - INORGANIC VOLUME 1

    CENGAGE CHEMISTRY|Exercise chapter-7 Single correct answer|1 Videos

  • CHEMICAL BONDING AND MOLECULAR STRUCTURE

    CENGAGE CHEMISTRY|Exercise Archives Subjective|15 Videos

Similar Questions

Explore conceptually related problems

If the unit of length be doubled in a new system of units then, numerical value of h (plank's constant) becomes [E = hv]

If n is the numerical value of a physical quantity in the system in which its unit is u. then which of the following relations is correct?

The numerical value of the area of a circla is greater than the numerical value of its circumference. Is this statement true ? Why ?

If the unit of length be doubled then the numerical value of the universal gravitation constant G will become (with respect to present value)

Force acting on a perticle is 5 N. If units of length and time are double and unit of mass is holved then find the numerical value of force in the new system of unit .

If the acceleration due to gravity is 10ms^(-2) and unit of length and time are changed in kilometer and hour respectively the numerical value of the acceleration is

If unit of length and time is doubled the numerical value of g (acceleration due to gravity ) will be

CENGAGE CHEMISTRY-ATOMIC STRUCTURE-Concept Applicationexercise(4.3)
  1. Write the numerical value of h and its unit

    Text Solution

    |

  2. How many quantum number are needed in designate an orbital ? Name the...

    Text Solution

    |

  3. The principal quantum number of n of an atomic orbitals is 5 what are ...

    Text Solution

    |

  4. The azimathal quantum number l of an arbital is 3 what are the possi...

    Text Solution

    |

  5. What is the lowest value of n that allows g orbitals to exist?

    Text Solution

    |

  6. Given the notation for the sub-shell deotected by the following quant...

    Text Solution

    |

  7. How many electron on a fully filled l sub-shell have m(1) = 0 ?

    Text Solution

    |

  8. An electron is in one of this electrons

    Text Solution

    |

  9. If the largest value ofm(1) for an electron is + 3 in what type of su...

    Text Solution

    |

  10. Explain , giving reason , which of the following sets of quantum numbe...

    Text Solution

    |

  11. How many electron in an atom may have the following quantum number ? A...

    Text Solution

    |

  12. How many orbitals are possible in a. 4th energy level b. 5f sub-she...

    Text Solution

    |

  13. What are the possible value of m(1) for the different orbital of a....

    Text Solution

    |

  14. What is the shape 2s orbital .Give two9 point of difference between 1...

    Text Solution

    |

  15. a. How many sub-shell are associated with n = 4? b. How many electr...

    Text Solution

    |

  16. How many spectrical nodal syrface are there in a. a 3s orbital b. a...

    Text Solution

    |

  17. The principal quantum number representwsw

    Text Solution

    |

  18. The energy of an electron of 2p(1) orbital is

    Text Solution

    |

  19. The orbital angular momentum of an electron of an electron in 2s orbit...

    Text Solution

    |

  20. The number of nodals plates of zeroelectron density in the d(xy) orbit...

    Text Solution

    |