10th class Chemistry chapter 11 online mcq test with answers for matric part 2 chemistry Chapter 3(Organic Chemistry)

Organic Chemistry

Sr. #	Questions	Answers Choice
1	Functional group of Alcohols is	-COOH -C=0 C-O-C -OH
2	The functional group -COOH is found in.	Aldehydes Esters Carboxylic acids alcohols
3	In which of the following groups , oxygen is attached on both sides with carbon atoms.	Ketone group Ether group Aldehyde group Easter group
4	General formula of Alkyl radical is..	C<sub>6</sub>H<sub>2n-2</sub> C<sub>n</sub>H<sub>2n+2</sub> C<sub>11</sub>H<sub>2n-1</sub> C<sub>n</sub>H<sub>2n-2</sub>
5	General formula of Alkynes is.	C<sub>6</sub>H<sub>2n-2</sub> C<sub>n</sub>H<sub>2n+2</sub> C<sub>11</sub>H<sub>2n-2</sub> C<sub>n</sub>H<sub>2n-2</sub>
6	General formula of Alkane is.	C<sub>10</sub>H<sub>2n-2</sub> C<sub>6</sub>H<sub>26</sub> C<sub>11</sub>H<sub>2n-2</sub> C<sub>n</sub>H<sub>2n-2</sub>
7	____________ is synthetic fiber.	Cotton Woal Nylon Silk
8	Percentage of methane present in natural gas is.	75% 80% 85% 90%
9	Which is the main component of natrual gas.	Methane Ethane Propane Charcoal
10	Main component of Natrual gas.	CH<sub>3</sub> CH<sub>4</sub> C<sub>2</sub>H<sub>6</sub> C<sub>2</sub>H<sub>2</sub>
11	Which one of the followoing is the Hardest coal.	Peat Lignite Bituminous Anthracite
12	Pitch is black residue of.	Coke Coal tar Coal Coal gas