Antibiotics which are effective against wide range of bacteria are known as broad spectrum antibiotics, while antibiotics which are effective against one group of bacteria are known as narrow spectrum antibiotics.
(a) Anionic detergents
(b) Narrow spectrum antibiotics:
9c) Antacids: Substnaces which neutralize the excess acid and raise the pH to an appropriate level in stomach are called antacids. Ex. Ranitidine,...
i. When electric discharge is passed through gaseous hydrogen, it emits radiation. The recorded spectrum of this emitted radiation is called hydrogen emission spectrum.
ii. This spectrum falls in different regions of...
