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1
AIEEE 2010
MCQ (Single Correct Answer)
+4
-1
The correct order of increasing basicity of the given conjugate bases (R = CH3) is
A
$$RCO\overline O$$ < HC = $$\overline C$$ < $$\overline R$$ < $$\overline NH_2$$
B
$$\overline R$$ < HC = $$\overline C$$ < $$RCO\overline O$$ < $$\overline NH_2$$
C
$$RCO\overline O$$ < $$\overline NH_2$$ < HC = $$\overline C$$ < $$\overline R$$
D
$$RCO\overline O$$ < HC = $$\overline C$$ < $$\overline NH_2$$ < $$\overline R$$
2
AIEEE 2009
MCQ (Single Correct Answer)
+4
-1
Arrange the carbanions, $${(C{H_3})_3}\overline C $$, $$\overline C C{l_3}$$ , $${(C{H_3})_2}\overline C H$$, $${C_6}{H_5}\overline C H{}_2$$ in order of their decreasing stability :
A
$${(C{H_3})_2}\overline C H$$ > $$\overline C C{l_3}$$ > $${C_6}{H_5}\overline C H{}_2$$ > $${(C{H_3})_3}\overline C $$
B
$$\overline C C{l_3}$$ > $${C_6}{H_5}\overline C H{}_2$$ > $${(C{H_3})_2}\overline C H$$ > $${(C{H_3})_3}\overline C $$
C
$${(C{H_3})_3}\overline C $$ > $${(C{H_3})_2}\overline C H$$ > $${C_6}{H_5}\overline C H{}_2$$ > $$\overline C C{l_3}$$
D
$${C_6}{H_5}\overline C H{}_2$$ > $$\overline C C{l_3}$$ > $${(C{H_3})_3}\overline C $$ > $${(C{H_3})_2}\overline C H$$
3
AIEEE 2009
MCQ (Single Correct Answer)
+4
-1
The IUPAC name of neopentane is
A
2-methylbutane
B
2, 2-dimethylpropane
C
2-methylpropane
D
2,2-dimethylbutane
4
AIEEE 2009
MCQ (Single Correct Answer)
+4
-1
The alkene that exhibits geometrical isomerism is :
A
propene
B
2-methyl propene
C
2-butene
D
2- methyl -2- butene
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