1 September 2013

Chemistry Mcqs XII [300 MCQS All Chapters] Online Test 22

XII Chemistry Online Mcqs - All Chapters - Online Mcqs Test - 22

Chemistry Online Mcqs Test for class 12, Second Year, According to Karachi Board 300 Online Multiple Choice Questions
Q1. If Ketone reacts with Grignard’s reagent, it also produces alcohol, but it will be a
Q2. If a substitution reaction is a two step process, and, in the slow step only one molecule reacts, this type of reaction is called
Q3. In the SN2 type of substitution reaction, an intermediate is formed which is called
Q4. When metallic sodium in ether is heated with an alkyl halide, a higher alkane is formed. It is called
Q5. Rectified spirit contains
Q6. Alcoholic fermentation is brought out by the actions of:
Q7. Which of the following is known as wood spirit?
Q8. Oxidation of methyl alcohol gives
Q9. Alcohol reacts with carboxylic acids, acid halides and anhydrides to produce the class of compounds known as
Q10. Oxidation of 2 - propanol gives
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