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Given below are two statements :
Statement I: In group 13, the stability of +1 oxidation state increases down the group.
Statement II: The atomic size of gallium is greater than that of aluminium.
In the light of the above statements, choose the most appropriate answer from the options given below:
(a)Statement I is incorrect but Statement II is correct
(b)Both Statement I and Statement II are correct
(c)Both Statement I and Statement II are incorrect
(d)
Statement I is correct but Statement II is incorrect

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Important Questions on The p-Block Elements
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Given below are two statements:
Statement I: The decrease in first ionization enthalpy from to is much larger than that from to .
Statement II: The d orbitals in are completely filled.
In the light of the above statements, choose the most appropriate answer from the options given below

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Reason : Due to small size of boron, the sum of its first three ionisation enthalpies very high.

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