1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one is a nucleophilic substitution reaction among the following ?
A
AIPMT 2011 Prelims Chemistry - Some Basic Concepts of Organic Chemistry Question 53 English Option 1
B
AIPMT 2011 Prelims Chemistry - Some Basic Concepts of Organic Chemistry Question 53 English Option 2
C
AIPMT 2011 Prelims Chemistry - Some Basic Concepts of Organic Chemistry Question 53 English Option 3
D
AIPMT 2011 Prelims Chemistry - Some Basic Concepts of Organic Chemistry Question 53 English Option 4
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
The Lassaigne's extract is boiled with conc. HNO3 while testing for halogens. By doing so it
A
decomposes Na2S and NaCN, formed
B
helps in the precipitation of AgCl
C
increases the solubility product of AgCl
D
increases the concentration of N$$_3^ - $$ ions
3
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
The IUPAC name of the compound
CH3CH$$=$$CHC$$ \equiv $$CH is
A
pent-4-yn-2-ene
B
pent-3-en-1-yne
C
pent-2-en-4-yne
D
pent-1-yn-3-ene
4
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
Which of the following species is not electrophilic in nature?
A
$$\mathop C\limits^ + l$$
B
BH3
C
H3$$\mathop O\limits^ + $$
D
$$\mathop N\limits^ + $$O2
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