Home
Class 11
CHEMISTRY
What is atomic number?...

What is atomic number?

Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE-I

    NCERT TAMIL|Exercise QUESTIONS (D. EXPLAIN BRIEFLY ON THE FOLLOWING)|6 Videos

  • ATOMIC STRUCTURE-I

    NCERT TAMIL|Exercise QUESTIONS (B.FILL UP THE BLANKS)|5 Videos

  • AROMATIC HYDROCARBONS

    NCERT TAMIL|Exercise QUESTION|24 Videos

  • BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS

    NCERT TAMIL|Exercise EVALUATION (Write brief answer to the following questions) |19 Videos

Similar Questions

Explore conceptually related problems

A sulphur atom contains 16 Protons and 16 neutrons. Calculate its atomic number and atomic mass number.

The atomic mass of an element is 24 and its atomic number is 12. Show how the atom of the element is constituted?

What is atomic mass number. Mention its formula?

What would be the IUPAC name for an element with atomic number 222 ?

NCERT TAMIL-ATOMIC STRUCTURE-I-QUESTIONS (C. WRITE IN ONE OR TWO SENTENCE)
  1. What is the charge of an electron, proton and a neutron ?

    Text Solution

    |

  2. What is atomic number?

    Text Solution

    |

  3. What is the maximum number of electrons that an orbital can have?

    Text Solution

    |

  4. How many orbitals are there in the second orbit? How are they designat...

    Text Solution

    |

  5. Sketch the shape of s and p-orbital indicating the angular distributio...

    Text Solution

    |

  6. What are the charge and mass of an electron?

    Text Solution

    |

  7. Suppose that the uncertainty in determining the position of an electro...

    Text Solution

    |

  8. What is meant by principal quantum number?

    Text Solution

    |

  9. How many protons and neutrons are present in""(8)^(18 )O?

    Text Solution

    |

  10. What are the particles generally present in the nuclei of atoms?

    Text Solution

    |

  11. The atomic mass of an element is 24 and its atomic number is 12. Show ...

    Text Solution

    |

  12. What is the principal defect of Bohr atom model?

    Text Solution

    |

  13. Write the complete symbol for : (a) The nucleus with atomic number 56 ...

    Text Solution

    |

  14. An atomic orbital has n = 3. What are the possible values of l ?

    Text Solution

    |

  15. An atomic orbital has l= 3. What are the possible values of m?

    Text Solution

    |

  16. Correct electronic configuration of Cr is

    Text Solution

    |

  17. Which energy level does not have p-orbital?

    Text Solution

    |

  18. An atom of an element has 13 electrons and mass number 27. th...

    Text Solution

    |

  19. How many electrons can have s+ ½ in a d-sub-shell?

    Text Solution

    |

  20. Write the values of l and m for p-orbitals

    Text Solution

    |