Sample Paper – 2008 Class – XII  Subject – Chemistry     1.Why is glass considered a super cooled liquid liquid?   .2.In a process adsorbate and adsorbent are held by strong force like a chemicalbond.Name the type of adsorption?   3.Why NH3 has higher boiling point than PH3 ?   4.Name the oxometal anion of the first series of… Read moreChemistry Sample paper 4

Physics Sample paper

Sample Paper – 2008 Class – XII  Subject – Chemistry   Time: Three Hours                                                                                                         Max.Marks: 70 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… Read moreChemistry Sample paper 5

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