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Byju's Answer
Standard VIII
Chemistry
Extraction of Oils
keep away tin...
Question
keep away tiny oil drops from clinging to the rocks.
A
Surfactants
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B
Acids
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C
Bases
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D
Ammonia solution
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Solution
The correct option is
A
Surfactants
Surfactants keeps away tiny oil drops from clinging to the rocks. Surfactants are used in detergents.
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Similar questions
Q.
keep away tiny oil drops from clinging to the rocks.
Q.
If
g
E
and
g
M
are the accelerations due to gravity on the surfaces of the earth and moon respectively and if Milikan's oil drop experiment could be performed on the two surfaces, one will find the ratio
electronic charge on the moon
electronic charge on the earth
to be:
(What Millikan did was to put a charge on a tiny drop of oil, and measure how strong an applied electric field had to be in order to stop the oil drop from falling.)
Q.
The technique(s) that are used to extract the oil from the rocks are
Q.
The four main components of soil are
(a) tiny pieces of rock, humus, air and sand
(b) humus, clay, water and salts
(c) air, water, tiny pieces of rock and manure
(d) tiny pieces of rock, air water and humus
Q.
In oil solution of soap, the head is towards the surface of the oil and the tail is pointing away from the oil.
If the given statement is true, enter 1, else enter 0.
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