Home
Class 12
CHEMISTRY
Among the elements A,B,C and D having at...

Among the elements A,B,C and D having atomic numbers 9,10,11 and 12 respectively the correct order of ionisation energies is

A

`A gt B gt C gt D`

B

`B gt A gt D gt C`

C

`B gt A gt C gt D`

D

`D gt C gt B gt A`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • METALLURGY

    SIA PUBLICATION|Exercise PROBLEM|6 Videos

  • MOCK TEST 2

    SIA PUBLICATION|Exercise Chemistry|58 Videos

Similar Questions

Explore conceptually related problems

Among the elements A, B, C and D having atomic numbers 7,8,9 and 12 the element having smallest size is _____

Elements X,Y have atomic numbers 9 and 12 respectively. Which one of these forms positive ion ?

Elements X, Y have atomic numbers 9 and 12 respectively. Which one of these a) forms negative ion ?

Which of the following elements A , B , C , D and E with atomic numbers 3 , 11 , 15 , 18 , and 19 respectively belong to the same group ?

Which of the given elements A , B , C , D and E with atomic numbers 2 , 3 , 7 , 10 and 30 respectively belong to the same period ?

Elements A, B and C belong to the same period in the long form of the periodic table. The nature of the oxides of A, B and C is amphoteric basic and acidic respectively. The correct order of the atomic numbers of these elements is

Gold numbers of protective colloids A,B, C and D are 0.50, 0.01, 0.10, and 0.005 respectively. The correct order of their protective power is

Gold numbers of protective colloids A,B, C and D are 0.50, 0.01, 0.10, and 0.005 respectively. The correct order of their protective power is

A, B, and C are three elements with atomic numbers 6, 11 and 17 respectively : Which of these cannot form covalent bond ? Why ?

SIA PUBLICATION-MOCK TEST 1-CHEMISTRY
  1. Which of the following statement is correct ?

    Text Solution

    |

  2. Which of the following does not exhibit inert pair effect ?

    Text Solution

    |

  3. Potassium superoxide is used in oxygen cylinders in space and submarin...

    Text Solution

    |

  4. Which of the following is not correct regarding the electrolytic prepa...

    Text Solution

    |

  5. Which of the following is correct ?

    Text Solution

    |

  6. In exothermic reaction

    Text Solution

    |

  7. In which of the following the oxidation state of chlorine is +5?

    Text Solution

    |

  8. A : K(4)[Fe(CN(6))] is diamagnetic R: The alignments of magnetic di...

    Text Solution

    |

  9. Water drop stick to a glass suface due to

    Text Solution

    |

  10. If thermal energy predominates over intermolecular forces, then the su...

    Text Solution

    |

  11. The hybridisation of central atom is sp^(3)d^(2) in

    Text Solution

    |

  12. The formal charges on the three oxygen atoms in O(3) molecule are

    Text Solution

    |

  13. Among the elements A,B,C and D having atomic numbers 9,10,11 and 12 re...

    Text Solution

    |

  14. The following are some statements about Mendeleev's peridioc table (...

    Text Solution

    |

  15. Transition metal " X " has a configuration [Ar] 3d^(4) in its +3 oxida...

    Text Solution

    |

  16. The wave number of limiting line in Balmer series of hydrogen atoms is

    Text Solution

    |

  17. Which on oxidation will not give a carboxylic acid with the same numbe...

    Text Solution

    |

  18. PDI refers to

    Text Solution

    |

  19. The empirical formula of a compound is found to be C(2)H(3)O(4). The m...

    Text Solution

    |

  20. 40 grams of a sample of carbon on combustion left 10 % of it unreacted...

    Text Solution

    |