31 August 2013

Chemistry Mcqs XII [300 MCQS All Chapters] Online Test 11

Saturday, August 31, 2013 Posted by

XII Chemistry Online Mcqs - All Chapters - Online Mcqs Test - 11

Chemistry Online Mcqs Test for class 12, Second Year, According to Karachi Board 300 Online Multiple Choice Questions
Q1. In which compound oxygen has a positive oxidation state?
Q2. In the electrolytic process for obtaining chlorine gas from brine the cell is called
Q3. A mixture of one volume to cone. HNO3 and three volumes of cone HCI is known as
Q4. The acid produced by Ostwald’s Process is
Q5. Which member of group V-A forms multiple bonds?
Q6. HNO3 is a strong
Q7. Lunar caustic is another name given to a compound of silver which is
Q8. When tin is heated with cone. HNO3 it forms
Q9. Cinnabar is an ore of
Q10. Transition elements exhibit variable valencies because they release electrons from the following orbits
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