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SAI International School

Class-X
Subject_ Chemistry
Ch- Carbon & it's Compounds
Subtopic-Soaps & Detergents

Home Assignment
Objective-
MCQs
Q.1
In the soapmicelles

(a) theionicendofsoapisonthesurfaceoftheclusterwhilethecarbonchainisinthe
interior of the cluster.

(b)ionicendofsoapisintheinterioroftheclusterandthecarbonchainisoutoftheclust
er.
(c)both ionic end and carbon chain are in the interior of thecluster.
(d)both ionic end and carbon chain are on the exterior of thecluster.

Q.2 Thesoapmoleculehasa
(a) hydrophilicheadandahydrophobictail
(b) hydrophobicheadandahydrophilictail
(c) hydrophobic head and a hydrophobictail
(d) hydrophilic head and a hydrophilictail

Q.3 Soaps does not work well in:
(a) acidic condition
(b) basic condition
(c) both acidic & basic condition
(d) neutral condition
 For Assertion& Reason question follow the following directions.
DIRECTION: Each of these questions contains an Assertion followed by Reason.
Read them carefully and answer the question on the basis of following options. You
have to select the one that best describes the two statements.
(a) If both Assertion and Reason are correct and Reason is the correct explanation of
Assertion.

(b) If both Assertion and Reason are correct, but Reason is not the correct
explanation of Assertion.

(c) If Assertion is correct but Reason is incorrect.
(d) If Assertion is incorrect but Reason is correct.

(e) If Assertion & Reason both are incorrect.

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