Teaching Rajasthan 3rd Grade REET Mains (Level I & II) Mock Test General Science Chemistry Equilibrium
Which one of the following pairs is NOT correctly matched?
1
Acid present in vinegar - Acetic acid
2
Compounds present in bones - Calcium phosphate
3
Souring of milk - Nitric acid
4
Acid present in gastric juices - Hydrochloric acid