Question

the modern periodic table atomic radii of the element increases down the group and along

a period ,the atomic radii of the elements generally decreases from left to right.

Generally atomic radius is expressed by covalent radius except in noble gases which do not

form covant bonds in their atoms. In their cases Vander waals radius represent atomic radius.

i) Which of the following has highest atomic radius? (1)

a) Li

b) Ne

c) Be

d) B

ii) Which one of the following has highest metallic character ? (1)

a) Li

b) Na

c) K

d) Rb

iii) Which one is most electronegative? (1)

a) N

b) O

c) F

d) Cl

iv) Which one of the following is correct for ionic radii ? (1)

a) Li >Li+

b) Li <Li+

c) Li = Li+

d) None of the above​

Answer 1

Answer:

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