Home
Class 11
CHEMISTRY
What is a proton ?...

What is a proton ?

Text Solution

Verified by Experts

It is a fundamental particle present in an atom. It carries `1. 6 xx 10 ^(-19) C` positive charge. It has mass nearly equal to that of hydrogen atom.
Promotional Banner

Topper's Solved these Questions

  • STRUCTURE OF ATOM

    OMEGA PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (MCQ s) |29 Videos

  • STATES OF MATTER

    OMEGA PUBLICATION|Exercise Multiple Choice Questions (MCQs) |29 Videos

  • THE P-BLOCK ELEMENTS

    OMEGA PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (MCQs)|28 Videos

Similar Questions

Explore conceptually related problems

Find de-Broglie wavelength associated with a proton of energy 2 MeV. Given, mass of proton is 1.67 xx 10^(-27) kg .

Calculate the magnitude and direction of the electric field. Which keeps a proton just floating. Give that mass of proton 1.67 xx 10^-27 kg, charge on proton = 1.6 xx 10^-19 C and g = 9.8 ms^-2

An electron and a proton have equal momentum. Which has more kinetic energy and what is the ratio between the kinetic energy of electron and proton?

Where are protons present in an atom ?

An atom of element E contains 3 protons, 3 electrons and 4 neutrons : What could element E be

The nucleus of an atom has 5 protons and 6 neutrons. What would be the (b) mass number

The nucleus of an atom has 5 protons and 6 neutrons. What would be the (a) atomic number

OMEGA PUBLICATION-STRUCTURE OF ATOM -MULTIPLE CHOICE QUESTIONS (MCQ s)
  1. What is a proton ?

    Text Solution

    |

  2. Emission of beta -particle is equivatent to:

    Text Solution

    |

  3. The mass of the neutron is of the order of

    Text Solution

    |

  4. The number of electrons and neutrons of an element is 18 and 20 respec...

    Text Solution

    |

  5. Which of the following has longest wavelength ?

    Text Solution

    |

  6. The value of Planck's constant is

    Text Solution

    |

  7. Which of the following expresson gives the de-Broglie relationship ?

    Text Solution

    |

  8. The total number of orbitals possible for the quantum number n is

    Text Solution

    |

  9. The four quantum numbers of the valence electron of potassium are

    Text Solution

    |

  10. An electron has principal quantum number 3. The number of its (i) shel...

    Text Solution

    |

  11. The correct set of quantum numbers for a 4d electron is

    Text Solution

    |

  12. No two electrons in an atom will have all the four quantum numbers sam...

    Text Solution

    |

  13. The correct order of increasing energy of atomic orbitals is

    Text Solution

    |

  14. The energy of an electron in nth orbit of hydrogen atom is

    Text Solution

    |

  15. The triad of nuclei that is isotonic is

    Text Solution

    |

  16. Bohr's model can explain

    Text Solution

    |

  17. If the value of l = 2, what will be the value of principal quantum num...

    Text Solution

    |

  18. Rutherford's experiment on scattering of alpha particles showed for th...

    Text Solution

    |

  19. 3d-orbitals have

    Text Solution

    |

  20. Number of unpaired electrons in the electronic configuration 1s ^(2) ,...

    Text Solution

    |

  21. The two electrons in an orbital have different

    Text Solution

    |