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.
3 video solutions

CBSE Board Papers Class 10 - 2014 - Chemistry - Question 1
by added on Thu Feb 26 10:42:37 UTC 2015 318 views
Question - The atomic numbers of three elements A, B and C are 12, 18 and 20 respectively. State, giving reason, which two elements will show similar properties. 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 - 2014 - Chemistry - Question 8
by added on Thu Feb 26 10:43:22 UTC 2015 273 views
Question - Study the following table in which positions of six elements A, B, C, D, E and F are shown as they are in the modern periodic table: ---------------- On the basis of the above table, answer the following questions: (i) Name the element which forms only covalent compounds. (ii) Name the element which is a metal with valency three. (iii) Name the element which is a non-metal with valency three. (iv) Out of D and E, which is bigger in size and why? (v) Write the common name for the family to which the elements C and F belong. 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 - 2014 - Chemistry - Question 9
by added on Thu Feb 26 10:44:02 UTC 2015 141 views
Question - The elements Be, Mg and Ca each having two electrons in their outermost shells are in periods 2, 3, and 4 respectively of the modern periodic table. Answer the following questions, giving justification in each case: (i) Write the group to which these elements belong. (ii) Name the least reactive element. (iii) Name the element having largest atomic radius. 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

 
Any Queries? Don't hesitate to call us @
Oops!
Message
Any Queries? Don't hesitate to call us @