Which of the following will give three mono-bromo derivatives excluding stereoisomers ?

Which of the following will give three monobromo derivatives ?

Which of the following will form tri-bromo derivative of phenol ?

Which of the following alkanes give only one mono-chloro derivative

An alkane (mol. Wt. = 86) on bromination gives only two monobromo derivatives (excluding stereoisomers). The alkane is:

An alkane (mol. Wt. = 86) on bromination gives only two monobromo derivatives (excluding stereoisomers). The alkane is :

An alkane with mol.mass = 86 on bromination gives only two monobromo derivatives (excluding stereoisomers). The alkane is

Which of the following alkyl halide gives only one product (excluding stereoisomer) when undergo E_2 reaction ? (E_2 = elimination bi - molecular)