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NEET Perivous Year questions on GOC

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1.The compound that is most difficult to protonate is

   

ans : d

2. Which of the following molecules represents the order of hybridisation sp2, sp2, sp, sp from left to right atoms?

1. CH2 = CH – CH = CH2
2.  CH2 = CH – C ≡  CH
3. HC ≡ C – C ≡  CH
4. CH3 – CH = CH – CH3

   

ans : b

3. Which of the following carbocations is expected to be most stable?

   

ans : a

4. Which of the following is correct with respect to – I effect of the substituents? (R = alkyl)

1. – NH2 > – OR > – F
2. – NR2 < – OR < – F
3. – NH2 < – OR < – F
4. – NR2 > – OR > – F

   

ans : c  (most probable ans is 3)

5. Which one is the correct order of acidity?

   

ans : b