46. Which Indian city is known for its chemical and petrochemical industry along the western coast?
a) Mumbai
b) Chennai
c) Ahmedabad
d) Surat
47. Which chemical is commonly used as a bleaching agent in the textile industry?
a) Hydrogen peroxide
b) Sodium hypochlorite
c) Sodium bisulfite
d) Sodium perborate
48. Which petrochemical is used in the production of synthetic detergents?
a) Ethylene
b) Propylene
c) Benzene
d) Linear alkyl benzene (LAB)
49. Which chemical is commonly used as a flavor enhancer in food products?
a) Monosodium glutamate (MSG)
b) Sodium benzoate
c) Potassium chloride
d) Calcium propionate
50. Which Indian company is the largest producer of caustic soda?
a) Tata Chemicals
b) Gujarat Alkalies and Chemicals Limited (GACL)
c) Grasim Industries Limited
d) Aditya Birla Chemicals
