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SAI International School
Class-X

Subject_ Chemistry
Topic- Carbon & it's Compounds
Subtopic- Introduction & Bonding in Carbon Compounds.

Home assignment

Objective-
MCQs
Q.1 Which of the following will contain covalent doublebond between its atoms?
(a) H 2 (b) O 2
(c) NaCl (d) Cl 2
Q.2 Which of the following is not a property of carbon?
(a) Carbon compounds are good conductor of heat and electricity
(b)Carbon compounds are poor conductor of heat and electricity
(c) Most of the carbon compounds are covalent compounds
(d) Boiling and melting point of carbon compounds are relatively lower
than those of ionic compounds

Q.3 Organic compounds will always contain-
(a) carbon (b) hydrogen
(c) nitrogen (d) sulphur

 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.

Q.4 Assertion: Carbon monoxide is extremely poisonous in nature.
Reason: Carbon monoxide is formed by complete combustion of carbon.

Q.5 Assertion: The most of carbon compounds are good conductors of electricity.

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