Home
Class 12
CHEMISTRY
If screening does not split the subshell...

If screening does not split the subshell(l) of a given shell(n), how many elements would occur in 5th period.

A

50

B

32

C

18

D

64

Text Solution

Verified by Experts

then no of electrons in 5th shell=no. of electron in 5th pd=2xxn^(2)=2xx5^(2)=50`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

How many elements are there in the third period ?

Number of elements present in 5th period is

How many elements can be there in the third period ?

If an orbital can have maximum 4 electrons then, how many elements can be present in 8th period?

If there were 10 periods in the periodic table then how many elements would this period can maximum comprise of

If 3e^(-) can be accomodated in each orbital then how many elements will be present in the 7th period of periodic table?

How does valency of an element vary across a period?

BANSAL-TEST PAPERS-CHEMISTRY
  1. Maximum number of electron that can exist in completely filled n=4 enr...

    Text Solution

    |

  2. Which of the following is incorrect order of electron affinity:

    Text Solution

    |

  3. If screening does not split the subshell(l) of a given shell(n), how m...

    Text Solution

    |

  4. Which of the following element will have highest ionization energy?

    Text Solution

    |

  5. The first (Delta(i)H(1) and second (Delta(i)H(2) ionization enthalpies...

    Text Solution

    |

  6. The first (Delta(i)H(1) and second (Delta(i)H(2) ionization enthalpies...

    Text Solution

    |

  7. The increasing order of atomic radius:

    Text Solution

    |

  8. The increasing order of electron affinity.

    Text Solution

    |

  9. The bond distance between H-atom in H(2) and X-atoms in X(2) is 74 pm ...

    Text Solution

    |

  10. In an atom, the maximum number of electron having quantum number n-3,-...

    Text Solution

    |

  11. nNaOCl is also known as household bleach and it is prepared by followi...

    Text Solution

    |

  12. If 4.5 gm Aluminium completely reacts with 4gm of oxygen. Then what wi...

    Text Solution

    |

  13. For reaction : A+2Bunderset("yield")overset(40%)rarr4C If 10 moles o...

    Text Solution

    |

  14. A 30% (W/W) aqueous solution has density 2gm/ml and molarity 2M, then ...

    Text Solution

    |

  15. What volume of water should be mixed to produce 2M HCl (aq) from 50 ml...

    Text Solution

    |

  16. Mass of 10 atoms of an element is 24xx10^(-23) gm, then atomic mass of...

    Text Solution

    |

  17. 5 gm of CaCO(3) is made to react with 0.2M, 100ml HCl solution. What w...

    Text Solution

    |

  18. How many litre of C(7)H(16) will be required to react with 176 gm of o...

    Text Solution

    |

  19. Ratio of masses of Na(3)PO(4) and Ca(3)(PO(4))(2) each containing 31gm...

    Text Solution

    |

  20. Molarity of aqueous glucose (C(6)H(12)O)^(6) will be, if mole fraction...

    Text Solution

    |