Home
Class 9
CHEMISTRY
What are nucleons? How many nucleons are...

What are nucleons? How many nucleons are present in phosphorus ? Draw its structure.

Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE AND CHEMICAL BONDING

    ICSE|Exercise EXERCISE 4(D)|21 Videos

  • ATOMIC STRUCTURE AND CHEMICAL BONDING

    ICSE|Exercise EXERCISE 4(B)|12 Videos

  • ATMOSPHERIC POLLUTION

    ICSE|Exercise EXERCISE 8(D)|38 Videos

  • CHEMICAL CHANGES AND REACTIONS

    ICSE|Exercise EXERCISE 2(C)|30 Videos

Similar Questions

Explore conceptually related problems

How many electrons are present in sulphur ?

How many ovules are present in an ovary?

How many bones are present in human skull ?

How many sphincters are present in the urethra

How many flowers are present on a tree?

How many pair of ribs are present?

How many chiral centres are present in Threonine

what is anisole, draw its structure

How many chiral carbons are present in following structure ?

How many nerve ganglia are present in cockroach?

ICSE-ATOMIC STRUCTURE AND CHEMICAL BONDING-EXERCISE 4(C)
  1. overset(24)underset(12)" " Mg and overset(26)underset(12)" " Mg are sy...

    Text Solution

    |

  2. overset(24)underset(12)" " Mg and overset(26)underset(12)" " Mg are sy...

    Text Solution

    |

  3. What are nucleons? How many nucleons are present in phosphorus ? Draw ...

    Text Solution

    |

  4. What are isotopes? With reference to which fundamental particle do iso...

    Text Solution

    |

  5. Why do overset(35)underset(17)" " CI and overset(37)underset(17)" " CI...

    Text Solution

    |

  6. Explain fractional atomic mass. What is the fractional mass of chlorin...

    Text Solution

    |

  7. What is meant by "atomic number of an element"?

    Text Solution

    |

  8. Write down the electronic configuration of (i) chlorine atom (ii) chlo...

    Text Solution

    |

  9. Name the following An element which does not contain any neutron

    Text Solution

    |

  10. Name the following: An element having valency 'zero'.

    Text Solution

    |

  11. Name the following: Metal with valency 2.

    Text Solution

    |

  12. Name the following: Two atoms having the same number of protons and...

    Text Solution

    |

  13. Name the following: The shell closest to the nucleus of an atom.

    Text Solution

    |

  14. Give reasons Physical properties of isotopes are different

    Text Solution

    |

  15. Give reasons Argon does not react.

    Text Solution

    |

  16. Give reasons Actual atomic mass is greater than mass number.

    Text Solution

    |

  17. Give reasons overset(35)underset(17)" " CI and overset(37)underset(1...

    Text Solution

    |

  18. An element A atomic number 7 mass number 14 B electronic configura...

    Text Solution

    |

  19. Rutherford's alpha-particle scattering experiment discovered

    Text Solution

    |

  20. Number of valence electrons in O^(2-) is :

    Text Solution

    |