Home
Class 11
CHEMISTRY
Which periods are short and which are lo...

Which periods are short and which are long in the periodic table and how many elements do they contain?

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    ICSE|Exercise SHORT ANSWER TYPE QUESTIONS|33 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    ICSE|Exercise ESSAY (LONG ANSWER) TYPE QUESTIONS|27 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    ICSE|Exercise REVIEW EXERCISES|29 Videos

  • CHEMICAL THERMODYNAMICS

    ICSE|Exercise NCERT TEXT-BOOK. EXERCISES|22 Videos

  • ENVIRONMENTAL CHEMISTRY

    ICSE|Exercise NCERT TEXT-BOOK EXERCISE|20 Videos

Similar Questions

Explore conceptually related problems

Number of periods present in the long form of periodic table

Which elements in the periodic table show a diagonal relationship ?

The period number in the long form of the periodic table is equal to

The period number in the long form of the periodic table is equal to

The typical elements in periodic table are

The following questions refer to the periodic table: How many elements are in the second period?

Define a period of the modern periodic table of elements.

Chlorine lies in which period and group of the periodic table:

Which periods are called the short periods and which are called the long periods? Why?

In the fourth period of the periodic table, how many elements have one or more 4d electrons:

ICSE-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-VERY SHORT ANSWER TYPE QUESTIONS
  1. Which is the most fundamental property of an atom

    Text Solution

    |

  2. How many groups are present in the long form of the periodic table?

    Text Solution

    |

  3. Which periods are short and which are long in the periodic table and h...

    Text Solution

    |

  4. Name the orbitals which get filled in moving from left to right in fou...

    Text Solution

    |

  5. what is the general electronic configuration of the elements off-block...

    Text Solution

    |

  6. Which groups constitute the d- block in the periodic table ?

    Text Solution

    |

  7. Define atomic radius of an atom.

    Text Solution

    |

  8. Why is van der Waals' radius of an atom greater than its covalent radi...

    Text Solution

    |

  9. State the following: How do the atomic radii change in a period with...

    Text Solution

    |

  10. Give reasons why? The size of cation is smaller than the size of par...

    Text Solution

    |

  11. Give the formula of one species positively charged and one negatively ...

    Text Solution

    |

  12. Among IE(1), IE(2), IE(3) of an element, which is the largest ? Arrang...

    Text Solution

    |

  13. Among s, p, d and f subshells of the same shell, which has the highest...

    Text Solution

    |

  14. How does ionisation energy vary in a group in the periodic table?

    Text Solution

    |

  15. Give one word or a phrase for the following statement: The energy ...

    Text Solution

    |

  16. Name the elements which possess most negative values of electron gain ...

    Text Solution

    |

  17. Why does LiCI have a lower M.P. than NaCl ?

    Text Solution

    |

  18. Which is more basic : LiOH or NaOH ?

    Text Solution

    |

  19. Which is more stable : Na(2)CO(3) or CaCO(3)?

    Text Solution

    |

  20. Which of the following are not representative elements ? Li, K, Al, ...

    Text Solution

    |