Soaps can be classified as :
carbohydrates
ether
salts of fatty acids
none of these
C.
salts of fatty acids
Soaps can be classified as salts of fatty acids. Because they are formed by the alkaline hydrolysis (NaOH) of oils or fats which produce sodium salt of fatty acids (soaps) and glycerol.
Antiseptics and disinfectants either kill or prevent growth of microorganisms. Identify which of the following is not true.
A 0.2% solution of phenol is an antiseptic while 1% solution acts as a disinfectant.
Chlorine and iodine are used as strong disinfectants.
Dilute solutions of boric acid and hydrogen, peroxide are strong antiseptics.
Disinfectants harm the living tissues.
The IUPAC name of compound is :
CH2=CH-CH(CH3)2
1 - isopropylethylene
2 - vinyl propane
3 - methyl 1 - butene
1 , 1 , dimethyl 1 , 2 - propene
Which one of the following is not a surfactant?
CH3 - (CH2)15 - (CH3)2N+ - CH3Br-
CH3 - (CH2)14 - CH2 - NH2
CH3 - (CH2)16 - CH2OSO2-Na+
OHC - (CH2)14 - CH2 - COO-Na+
Which of the following is not a broad spectrum antibiotic ?
Tetracycline
Chloromycetin
Penicillin
None of these