Page 59 - Pharmaceutical_Analytical_Chemistry_1_Theoretical_Notes_Level_1
P. 59
Mansoura National University
Pharm D-Clinical Pharmacy Program Level 1 Pharm. Anal. Chem. 1 (PC 101)
The nature of acids and bases
• Acids in our daily life:
Citrus fruits contain Citric Acid Citric acid
Vinegar contains acetic acid
The sting of ants is due to formic acid
Aspirin is acetyl salicylic acid used as analgesic.
Aspirin
• Bases in our daily life:
Sodium hydroxide base is used in making soaps and detergents
Baking soda consists of sodium bicarbonate
Antacids contain magnesium hydroxide
• They are ionic compounds (electrolytes).
• Sour in taste.
Properties of Acids:
• They are corrosive.
• They turn blue litmus paper red.
• They are ionic compounds (electrolytes).
• Slippery.
Properties of Bases: • Bitter taste.
• They are corrosive.
• They turn red litmus paper blue.
54
