1 September 2013

Chemistry Mcqs XII [300 MCQS All Chapters] Online Test 15

XII Chemistry Online Mcqs - All Chapters - Online Mcqs Test - 15

Chemistry Online Mcqs Test for class 12, Second Year, According to Karachi Board 300 Online Multiple Choice Questions
Q1. Cyclopentane is an example of
Q2. The compound in which two alkyl groups are attached to oxygen atom is called
Q3. Organic compounds contains __________ as an essential element
Q4. In organic compounds carbon atoms form
Q5. In natural gas the percentage of methane is
Q6. In CCI4 molecule four valencies of carbon atom are directed towards the corners of a
Q7. Formula of formic acid is
Q8. What is the formula of Valeric acid is
Q9. Common name of Formic acid is
Q10. A series of related chemical compounds that have the same function group and in which two successive members differ in molecular formula by a – CH2 group are called
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