CBSE 10th Science - Chemistry

Last 5 year solutions (2011 - 2015)

Prepare for CBSE class 10 Science board paper with the help of previous years (2011-2015) solved question papers.
5 video solutions

CBSE Board Papers Class 10 - 2011 - Chemistry - Question 19
by added on Fri Feb 20 10:00:39 UTC 2015 717 views
Question - Write chemical equations to show what happens when (i) ethanol is heated with concentrated sulphuric acid at 443 K. (ii) ethanol reacts with ethanoic acid in the presence of an acid acting as a catalyst. (iii) an ester reacts with a base Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 

CBSE Board Papers Class 10 - 2011 - Chemistry - Question 27
by added on Fri Feb 20 10:02:55 UTC 2015 517 views
Question - A student added acetic acid to test tubes I, II, III and IV containing the labeled substances and then brought a burning splinter near the mouth of each test tube. -------------- The splinter would be extinguished when brought near the mouth of test tube. A. I B. II C. III D. IV Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 

CBSE Board Papers Class 10 - 2011 - Chemistry - Question 4
by added on Fri Feb 20 10:07:11 UTC 2015 269 views
Question - Draw the structure of Butanone molecule, CH_3COC_2H_5. Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 

CBSE Board Papers Class 10 - 2011 - Chemistry - Question 24 b
by added on Fri Feb 20 10:04:17 UTC 2015 209 views
Question - Explain isomerism. State any four characteristics of isomers. Draw the structures of possible isomers of butane, C_4H_10. Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 

CBSE Board Papers Class 10 - 2011 - Chemistry - Question 29
by added on Fri Feb 20 10:08:10 UTC 2015 103 views
Question - Vapours of acetic acid smell: A. Pungent like vinegar. B. Sweet like rose. C. Suffocating like sulphur dioxide. D. Odorless like water. Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 
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