Home
Class 11
CHEMISTRY
Uncertainty in position of a particle o...

Uncertainty in position of a particle of `25g` in space is `10^(8)m` Hence uncertainty in velocity `(ms^(-1))` is (Planck's constant `h=6.6xx10^(-34)Js`)

A

`2.1xx10^(-28)`

B

`2.1xx10^(-34)`

C

`0.5xx10^(-34)`

D

`5.0xx20^(-24)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE

    ALLEN|Exercise Exercise - 04[B]|13 Videos

  • IUPAC NOMENCLATURE

    ALLEN|Exercise Exercise - 05(B)|8 Videos

Similar Questions

Explore conceptually related problems

Uncertainty in position of particle of 25 g in space is 10^(-15) m . Hence , uncertainty in velocity (ms^(-1)) is : (Planck's constant , h = 6.63 xx 10^(-34) Js)

Uncertainty in position of minute of mass 25 g in space is 10^(-5) m . The uncertaint in its veloty (in ms^(-1) is :

Uncertainity in position of a particles of 25 gram in space is 10^(-5)m . Hence uncertainity in velocity (m//sec) is (h = 6.6 xx 10^(-34)J-sec)

Uncertainty in position of a 0.25 kg particle is 10^(-5) , uncertainty of velocity is (h=6.6xx10^(-34) Js)

Uncertainty in position of a 0.25 g particle is 10^-5 . Uncertainty of velocity is (h = 6.6 xx 10^-34 J s) .

The uncertainty in the position of a buller weight 20 g is +- 10^(-4) m .Calculate the uncertainty in its velocity

If uncertainty in position and momentum of a particle of mass 'm' are equal then minimum uncertainty in velocity will be :-

If the uncertainty in the position of an electron is 10^(-10) m, then what be the value of uncertainty in its momentum in kg m s^(-1) ? (h = 6.62 xx10^(-34) Js)

The uncertainty in the position of a moving bullet of mass 10 g is 10^-5 m . Calculate the uncertainty in its velocity.

The uncertainty in position of an electron in a certain state is 5 xx 10^(-10) m . The uncertainty in its momentum might be

ALLEN-ATOMIC STRUCTURE-Exercise - 05[A]
  1. An atom has a mass of 0.02kg and uncertainty in its velocity is 9.218x...

    Text Solution

    |

  2. Energy of H-atom in the ground state is -13.6eV. Hence energy in the s...

    Text Solution

    |

  3. Uncertainty in position of a particle of 25g in space is 10^(8)m Henc...

    Text Solution

    |

  4. The orbital angular momentum for an electron revolving in an orbit ...

    Text Solution

    |

  5. The number of d-electron retained in Fe^(2) ("At no. of" Fe =26) ion ...

    Text Solution

    |

  6. The de-Broglie wavelength of a tennis ball mass 60 g moving with a ve...

    Text Solution

    |

  7. In Bohr series of lines of hydrogen spectrum, third line from the red ...

    Text Solution

    |

  8. Which of the following sets of quantum number is correct for an electr...

    Text Solution

    |

  9. Consider the ground state Cr atom (Z = 24). The number of electron w...

    Text Solution

    |

  10. The wavelength of the radiations emitted when in a hydrogen atom elect...

    Text Solution

    |

  11. Which one of the following sets of ions represents the collection of i...

    Text Solution

    |

  12. In a malti-electrons atom which of the following orbitals deseribed...

    Text Solution

    |

  13. Which of the following are not isoelectronic speices ?

    Text Solution

    |

  14. Which of the following statement is correct in relation to the hydroge...

    Text Solution

    |

  15. According to Boohr's theory the angular momentum of an electron in 5th...

    Text Solution

    |

  16. Uncertainty in the position of an electron mass (9. 1 xx 10^(31) kg) ...

    Text Solution

    |

  17. Which of the following sets of quantum numbers represents the highest ...

    Text Solution

    |

  18. Which one of the following consitutes a group of the isoelectronic spe...

    Text Solution

    |

  19. The ionization enthalpy of hydrogen atom is 1.312 xx 10^6 J mol^-1. Th...

    Text Solution

    |

  20. In an atom, an electron is moving with a speed of 600 m//s with an ac...

    Text Solution

    |