>
Exams
>
Physical Pharmacy
>
Surface and interfacial phenomenon
>
hlb of span and tween surfactants may be obtained
Question:
HLB of SPAN and TWEEN surfactants may be obtained from which of the following equations
GPAT - 2016
GPAT
Updated On:
Jul 15, 2024
HLB =
\(\frac{E}{5}\)
HLB =
\(\frac{(E+P)}{5}\)
HLB =
\(20[\frac{(1-S)}{A}]\)
HLB (hydrophilic group numbers)- (lipophilic group numbers)+7
Hide Solution
Verified By Collegedunia
The Correct Option is
C
Solution and Explanation
The correct option is (C): HLB =
\(20[\frac{(1-S)}{A}]\)
Download Solution in PDF
Was this answer helpful?
0
0
Top Questions on Surface and interfacial phenomenon
The interfacial tension of Oleic acid against water at 20°C is:-
GPAT - 2018
Physical Pharmacy
Surface and interfacial phenomenon
View Solution
HLB value of tragacanth is:-
GPAT - 2018
Physical Pharmacy
Surface and interfacial phenomenon
View Solution
What is the surface tension of water of at 25°C
GPAT - 2016
Physical Pharmacy
Surface and interfacial phenomenon
View Solution
View All
Questions Asked in GPAT exam
An elixir contains 47% v/v alcohol, what is the proof spirit according to USP:
GPAT - 2024
Liquids(solutions, syrups, elixirs, spirits, aromatic water, liquid for external uses)
View Solution
Aerobic dehydrogenase in biological oxidation contains:
GPAT - 2024
Carbohydrates
View Solution
As per Bronsted-Lowry concept, acid is defined as:
GPAT - 2024
Organic Chemistry- Some Basic Principles and Techniques
View Solution
The visible coloured ring of the eye is called:
GPAT - 2024
sense organs
View Solution
During compression of tablets, dwell time is:
GPAT - 2024
Tablets
View Solution
View More Questions