Identify the correct statements about the anomalous behaviour of boron.
I. Boron trihalides can form dimeric structures.
II. Boron shows +1 as stable oxidation state.
III. Maximum covalency of boron is four.
IV. Boron does not form $$\mathrm{BF}_6^{6-}$$ ion.
The hybridisations of carbon in graphite, diamond and $$\mathrm{C}_{60}$$ are respectively
The major product of the following reaction is

Identify the ortho and para-directing groups towards aromatic electrophilic substitution reactions from the following list
$$\mathrm{\mathop { - OH}\limits_I \mathop { - CN}\limits_{II} \mathop { - C{O_2}H}\limits_{III} \mathop { - OC{H_3}}\limits_{IV} \mathop { - NHCOC{H_3}}\limits_V \mathop { - CHO}\limits_{VI}}$$
AP EAPCET Papers
All year-wise previous year question papers



