NCERT Class 11 Chemistry Multiple Choice Questions(MCQs) & Answers
NCERT Class 11 Chemistry
NCERT Class 11 Chemistry Optional Questions with Answers
41 Acetyl salicylic acid is commonly used as
43 Broken glass that is used in the manufacture of glass is called
44 Which one of the following is a protein fibre?
45 Who was the father of chemistry?
46 What is the most common element in the universe?
47 When quick lime is added to water
Answer: Heat is liberated
48 The iron layered with zinc is called
49 Aluminium oxide is a/an
50 Cooking oil can be converted into vegetable ghee by the process of