1.

If period number and grou number of any representative element(s) are same then which of the following statement is incorrect regarding such type element(s) in their ground state? (period number and group number are according to modern form of periodic table)

Answer»

The possible value of principan quantum NUMBER is 2
The possible value of azimuthal quantum number is zero
The possible value of magnetic quantum number is 1
the species COULD be paramagnetic

Solution :`{:(,"Possible elements","Period number","Group number","ELECTRONIC configuration"),((i),H,1,1,1s^(2)),((II), Be, 2,2,1s^(2)2S^(2)):}`


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