टेरिलीन बनायी जाती है टेट्राथैलिक अम्ल तथा निम्नलिखित की प्रतिक्रिया से . . . - Terylene is prepared from tetraphthalic acid and by the reaction of the following. , , - teriline Banaayi Jati Hai tetrathailic Aml Tatha NimnLikhit Ki Pratikriya Se . . . General Science in hindi, Chemistry ethyline question answers in hindi pdf acetiline questions in hindi, Know About xylene General Science online test General Science notes in hindi quiz book ethyline glycol
Ithilin glaicil