Optical rotations of some compounds along with their structures are given below. Which of them have D-configuration ?

Optical rotations of some compounds alongwith their structures are given below which of them have D configuration.

Optical rotations of some compounds alongwith their structures are given below which of them have D configuration. (a)I,II,III (b)II,III (c)I,II (d)III

Write a pair of optical isomers along with their structures .

Some pictures (a) to © are given below. Tell which of them show:

The lengths of the sides of some triangles are given below.Which of them are right-angled?

The compound having E configuration is

Which of the following structures has D- configuration ?