Question

33.
a) State the condition under which a light idy puudub
b) For the same angle of incidence of 45°, the angle of refraction in three transparent
media A,B,C are 25º, 30 and 35'respectively. In which medium is the speed of
light minimum and in which medium it is maximum?​

Answer 1

Answer:

Change in chemical properties is not observed in a homologous series because they remain same all along series...