10th Class Chemistry Chapter Wise Online MCQ Test With Answers PDF English Medium

Chemistry 10th Class English Medium Online Test

Sr. #	Questions	Answers Choice
1	General formula of alkenes.	C<sub>n</sub> H<sub>2n-2</sub> C<sub>n</sub>H<sub>2n</sub> C<sub>n</sub>H<sub>2n+2</sub> C<sub>n</sub>H<sub>2n-1</sub>
2	One of the hydrocarbons reacts with one mole of hydrogen to form a saturated hydrocarbon. What is the formula could be of the x:	C<sub>3</sub>H<sub>8</sub> C<sub>6</sub>H<sub>12</sub> C<sub>4</sub>H<sub>10</sub> C<sub>2</sub>H<sub>16</sub>
3	Which gas in produced during ripening of bnabanas.	Methane Ethene Acetylene Carbon dioxide
4	The reduction of alkyl halides takes place in the presence of.	Zn/HCl Na/HCl Mg/HCl Cu/HCl
5	Which are called paraffines?	Alkyle Alkynes Alkenes Alkanes
6	How many percent of natural gas is consisted of methane.	60% 70% 80% 85%
7	Which hydrocarbon molecule would have no effect on the aqueous solution of bromine?	CH<sub>4</sub> C<sub>10</sub>H<sub>20</sub> C<sub>2</sub>H<sub>4</sub> C<sub>2</sub>H<sub>2</sub>
8	Chemical formula of chloroform.	CH<sub>3</sub>Cl CH<sub>2</sub>O<sub>2</sub> CHCl<sub>2</sub> CCl<sub>4</sub>
9	Dichloromethane reacts with halogens in the presence of diffused sun light and produces	Carbon tetrachloride Chloroform Chloromethane No reaction
10	Which compound do not produce in the halogenation of methane.	Chloroform Carbon tetrachloride Carbon black Chloromethane
11	Halogenation of methane on the presence of diffused sunlight takes place.	Only in one step Slowly in one step Freshly in two steps In a series of four steps
12	Amont the followign substitution reaction is characteristics of.	Alkanes Alkenes Alkynes None of these

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