ExamSIDE
Questions
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1
AIEEE 2011
MCQ (Single Correct Answer)
+4
-1
Identify the compound that exhibits tautomerism.
A
Lactic acid
B
2-Pentanone
C
Pheno
D
2- Butene
2
AIEEE 2010
MCQ (Single Correct Answer)
+4
-1
Out of the following, the alkene that exhibits optical isomerism is
A
3–methyl–2–pentene
B
4–methyl–1–pentene
C
3–methyl–1–pentene
D
2–methyl–2–pentene
3
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 = $$\overline C$$ < $$\overline NH_2$$ < $$\overline R$$
4
AIEEE 2010
MCQ (Single Correct Answer)
+4
-1
29.5 mg of an organic compound containing nitrogen was digested according to Kjeldahl’s method and the evolved ammonia was absorbed in 20 mL of 0.1 M HCl solution. The excess of the acid required 15 mL of 0.1 M NaOH solution for complete neutralization. The percentage of nitrogen in the compound is
A
59.0
B
47.4
C
23.7
D
29.5
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