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Which of the following has the highest f...

Which of the following has the highest first ionisation energy?

A

Li

B

Be

C

B

D

C

Text Solution

Verified by Experts

The correct Answer is:
D
The ionisation energy of Li, Be, B and C is 520, 899, 801, 1086 kJ/mol respectively hence, carbon has highest `IE_(1)`.
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ERRORLESS -CLASSIFICATION OF ELEMENTS AND PERIODIC PROPERTIES -Ordinary Thinking Objective Questions Ionisation Energy
  1. The correct order of reactivity of halogens is

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  2. Correct order of polarising power is

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  3. Which of the following has the highest first ionisation energy?

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  4. The ionisation energy of nitrogen is more than that of oxygen because

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  5. In a period from Li to F, ionisation potential

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  6. which of the following has the least ionisation potential?

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  7. The ionisation potential is lowest for the

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  8. The ionisation potential of hydrogen from ground state to the first ex...

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  9. First I.P. of Mg is ............. than that of Al

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  10. Which one of the following relations is correct with respect to first ...

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  11. The first ionisation potential will be maximum for

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  12. Fluorine is the best oxidising agent because it has

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  13. Which among the following elements have the lowest value of IE(1)?

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  14. Ionistion energy is highest for

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  15. The increasing order of the first ionisation enthalpies of the element...

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  16. In a given shell, the order of screeing effect is

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  17. The successive ionzation enegry values for an element X are given belo...

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  18. Among the following transition elements, pick out the element/elements...

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  19. The first ionzation enegry of oxygen is less than that of nitrogen. Wh...

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  20. The correct decreasing order of first ionisation enthalpies of five el...

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