LEARNINGCBSE

General Instructions 1. All questions are compulsory. 2. Question nos. 1 to 8 are very short answer questions and carry 1 mark each. 3. Question nos. 9 to 18 are short answer questions and carry 2 marks each. 4. Question nos. 19 to 27 are also short answer questions and carry 3 marks each 5. Question nos. 28 to 30 are long answer questions and carry 5 marks each 6. Use log tables if necessary, use of calculators is not allowed. General Instructions 1. All questions are compulsory. 2. Question nos. 1 to 8 are very short answer questions and carry 1 mark each. 3. Question nos. 9 to 18 are short answer questions and carry 2 marks each. 4. Question nos. 19 to 27 are also short answer questions and carry 3 marks each 5. Question nos. 28 to 30 are long answer questions and carry 5 marks each 6. Use log tables if necessary, use of calculators is not allowed. Q: 1) Give preparation reaction for Terylene.

Practice paper of CBSE Chemistry             1.What is a soap?                                                                                                                   2.   Out of 60W and 40W lamps, which one has a higher electrical resistance when in use ?         3.  Draw the ray diagram, exhibiting formation of an image when an object is placed at        the ‘C’ on the principle axis of a concave mirror.                                                                                                                      4.What chemical process is used for obtaining a metal from its oxide?                                          5. Write one cause of myopia.                                                                                                                               6.State  Mendeleev’s peiodic law.                                                                                                     7. Why alkanes donot undergo addition