Find more basic between following pairs of compounds?

`underset((I))((R )H_(2)N-overset(O)overset(||)(C )-NH_(2)) & underset((II))(NH_(2)-overset(NH)overset(||)(C )-NH_(2))`

NH_(2)-overset(O)overset(||)C-NH_(2) underset(Cl_(2))overset(NaOH)rarr Major product is :

R-overset(O)overset(||)C-NH_(2)underset(HCl)overset(NaNO_(2))rarr A A is :

The correct basicity order of the following compounds is (I) CH_(3)-overset(NH)overset(||)(C)-NH_(2) (II) CH_(3)CH_(2)NH_(2) (III) (CH_(3))_(2)NH (IV) CH_(3)-overset(O)overset(||)(C)-NH_(2)

The increasing order of K _(b) for the following compounds will be: H _(2) N- overset(NH) overset(||) underset(I)(C)-NH_(2), CH_(3) -overset(NH) overset(||)underset(II) (C)-NH_(2), underset(III)(CH_(2))-NH_(2)

The increasing order of K _(b) for the following compounds will be: H _(2) N- overset(NH) overset(||) underset(I)(C)-NH_(2), CH_(3) -overset(NH) overset(||)underset(II) (C)-NH_(2), underset(III)(CH_(2))-NH_(2)

Find the name of following amino acid H-underset(CH_(3)-OH)underset(|)overset(COOH)overset(|)(C)-NH_(2)

Find the name of following amino acid H-underset(CH_(3)-OH)underset(|)overset(COOH)overset(|)(C)-NH_(2)

The IUPAC name of the compound H_(3)C-CH_(2)-underset(CH_(2))underset(||)(C)-CH_(2)-underset(NH_(2))underset(|)overset(OH)overset(|)(C)-CH_(3) is

The correct order of the basicities of the following compounds is CH_(3)-underset(2)(CH_(2))-NH_(2)-underset(3)((CH_(3))_(2)-NH,CH_(3)-underset(4)overset(O)overset(||)(C)-NH_(2)