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IB Organic Q - 1. Which of the structures below is an...

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IB Organic Q

IB Organic Q - 1. Which of the structures below is an...

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Unformatted text preview: 1. Which of the structures below is an aldehyde? A. CH CH CH O 3 2 B. CH CCH O 3 3 C. CH CH COH O 3 2 D. CH COCH O 3 3 (1) 2. What product results from the reaction of CH 2 ==CH 2 with Br 2 ? A. CHBrCHBr B. CH 2 CHBr C. CH 3 CH 2 Br D. CH 2 BrCH 2 Br (1) 3. What is the final product formed when CH 3 CH 2 OH is refluxed with acidified potassium dichromate(VI)? A. CH 3 CHO C. CH 2 ==CH 2 D. CH 3 COOH B. HCOOCH 3 (1) 4. Two reactions of an alkene, B , are shown below. C H H H H Ni CH CH C H Br 4 10 2 3 4 9 3 C C C A B 1 (i) State the name of A and write an equation for its complete combustion. Explain why the incomplete combustion of A is dangerous. .. .. .. .. .. (5) (ii) Outline a test to distinguish between A and B , stating the result in each case. .. .. .. .. (3) (iii) Write an equation for the conversion of B to C. State the type of reaction taking place and draw the structure of C. .. .. .. .. .. .. .. .. (3) (Total 11 marks) 2 5. (i) A compound D has the molecular formula C 2 H 4 O 2 and is obtained from a reaction between methanoic acid and methanol. Write an equation for this reaction and state the name of D....
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