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Among the statements (I -IV) , the corre...

Among the statements (I -IV) , the correct ones are :
(I) Be has smaller atomic radius compared to Mg.
(II) Be has higher ionization enthalpy than Al.
(III) Charge/ radius ratio of Be is greater than that of Al.
(IV) Both Be and Al form mainly covalent compounds.

A

(I) , (III) and (IV)

B

(I), (II) and (IV)

C

(I) ,(II) and (III)

D

(II), (III) and (IV)

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JEE MAINS PREVIOUS YEAR ENGLISH-JEE MAINS 2020-CHEMSITRY
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