Q2 of 60 Page 140

The order of decreasing atomic size is:

If we see all the orders in option (b) is only the correct order in others the sequence is not correct and in option (a) the arrows are wrong.

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26

Define the following:

(i) Ionisation energy (ii) Electron affinity (iii) Atomic radii (iv) Modern periodic law

 1

Which of the following statement is not a correct statement about the trends when going from left to right across the periods of Periodic Table?

 3

The order of decreasing atomic size is:

 4

The element with atomic number 18 belongs to which group: