Home
Class 10
PHYSICS
What is the radius of iodine atom (At. n...

What is the radius of iodine atom (At. no. 53, mass no. 126)

A

`2.5 × 10^-11 m`

B

`2.5 × 10^-9 m`

C

`7 × 10^-9 m`

D

`7 × 10^-6 m`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • NUCLEAR PHYSICS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS & ANSWER (STATE WHETHER THE FOLLOWING STATEMENTS ARE TRUE OR FALSE : IF FALSE CORRECT THE STATEMENT)|22 Videos

  • NUCLEAR PHYSICS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS & ANSWER (MATCH THE FOLLOWING)|6 Videos

  • NUCLEAR PHYSICS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS & ANSWER (CHOOSE THE CORRECT ANSWER)|67 Videos

  • MODEL QUESTION PAPER HIGHER LEVEL

    SURA PUBLICATION|Exercise Subjective Questions|25 Videos

  • OPTICS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS & ANSWER (Higher Order Thinking Skills (HOTS))|6 Videos

Similar Questions

Explore conceptually related problems

The mass of one C atom is :

What is the mass in grams of a chlorine atom, Cl?

What is mass number of an atom?

What will be the mass of one ""^(12)C atom in g?

The radius of the planet A is half the radius of planet B. If the mass of A is M_(A) What must be the mass of B so that the alueof g on B is half that of its value on A?

The mass of 1 atom of nitrogen is

SURA PUBLICATION-NUCLEAR PHYSICS-ADDITIONAL QUESTIONS & ANSWER (FILL IN THE BLANKS)
  1. The Rydberg's constant R for hydrogen is

    Text Solution

    |

  2. In Rutherford scattering experiment, what will be the correct angle fo...

    Text Solution

    |

  3. What is the radius of iodine atom (At. no. 53, mass no. 126)

    Text Solution

    |

  4. The total energy of an electron in an atom in an orbit is -3.4 eV. Its...

    Text Solution

    |

  5. The radius of the first emitted Bohr orbit, for the electron, in a hyd...

    Text Solution

    |

  6. The ratio of kinetic energy to the total energy of an electron in a Bo...

    Text Solution

    |

  7. The ratio of wavelengths of the last line of Balmer series and the las...

    Text Solution

    |

  8. Given the value of Rydberg constant is 10^7m^-1, the wave number of th...

    Text Solution

    |

  9. When an is emitted, a new atomic nuclei is formed whose atomic number...

    Text Solution

    |

  10. Two particles of masses m1, m2 move with initial velocities u1 and u2....

    Text Solution

    |

  11. When a radioactive nucleus disintegrates by emitting a atomic number ...

    Text Solution

    |

  12. Hydrogen atom in ground state is excited by a monochromatic radiation ...

    Text Solution

    |

  13. I Becequerel= disintegrations per second.

    Text Solution

    |

  14. Consider 3rd orbit of He+ (Helium), using non- relativistic approach, ...

    Text Solution

    |

  15. Curie is defined as the quantity of radioactive substance which gives ...

    Text Solution

    |

  16. The activity of one gram of radium is equal to .

    Text Solution

    |

  17. Artificial radioactivity was discovered by

    Text Solution

    |

  18. In the spectrum of hydrogen, the ratio of the longest wavelength in th...

    Text Solution

    |

  19. Electron in hydrogen atom first jumps from third excited state to seco...

    Text Solution

    |

  20. In the hydrogen spectrum, the ratio of the longest wavelength in the B...

    Text Solution

    |