Engineer & Medical

Exam 2009 Chemistry question bank (Chemistry)

Practice 183 free Engineer & Medical Chemistry - Exam 2009 Chemistry questions with answers and step-by-step solutions.

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Q1.

For making a distinction between $2$-pentanone and $3$-pentanone, the reagent to be employed is

(A)

$K_2Cr_2O_7 / H_2SO_4$

(B)

$Zn-Hg / HCl$

(C)

$SeO_2$

(D)

None of the above

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Q2.

The synthesis of crotonaldehyde from acetaldehyde is an example of ....... reaction.

(A)

nucleophilic addition

(B)

elimination

(C)

electrophilic addition

(D)

nucleophilic addition-elimination

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