CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Oil soluble dye is mixed with water in oil emulsion, then:

A
dispersion medium is coloured
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
dispersed phase is coloured
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
both are coloured
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
none is coloured
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A dispersion medium is coloured
When an oil-soluble or water-soluble dye is added to the emulsion and observed under a microscope:

O/W Emulsion :
Water-soluble dye (amaranth): Continuous phase is colored and disperse phase is colorless.
Oil-soluble dye (scarlet red): Disperse phase is colored and the continuous phase is colorless.

W/O Emulsion :
Water-soluble dye (amaranth): Disperse phase is colored and the continuous phase is colorless.
Oil-soluble dye (scarlet red): Continuous phase is colored and disperse phase is colorless.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Chromatography
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon