1
###
The decreasing order of nucleophilicity among the nucleophiles is

The decreasing order of nucleophilicity among the nucleophiles is

- 3, 2, 1, 4
- 4, 3, 2, 1
- 2, 3, 1, 4
- 1, 2, 3, 4

2
###
Due to the presence of an unpaired electron, free radicals are

Due to the presence of an unpaired electron, free radicals are

- anions
- chemically inactive
- chemically reactive
- cations

3
###
Which is the correct order of decreasing SN2 reactivity

Which of the following is the correct order of decreasing S_{N}^{2} reactivity? (X is a halogen)

- RCH
_{2}X > R_{2}CHX > R_{3}CX - R
_{3}CX > R_{2}CHX > RCH_{2}X - R
_{2}CHX > R_{3}CX > RCH_{2}X - RCHX > R
_{3}CX > R_{2}CHX

4
###
For which parameters the structural isomers C2H5OH and CH3OCH3

For which of the following parameters the structural isomers C_{2}H_{5}OH and CH_{3}OCH_{3} would be expected to have the same values? (Assume ideal behavior)

- Boiling points
- Vapor pressure at the same temperature
- Gaseous densities at the same temperature and pressure
- Heat of vaporization

5
###
The alkene that exhibits geometrical isomerism is

The alkene that exhibits geometrical isomerism is

- 2-methyl propene
- 2 methyl 2 butene
- 2-Butene
- propene

6
###
The IUPAC name of neopentane is

The IUPAC name of neopentane is

- 2 – methylpropane
- 2, 2 – dimethylpropane
- 2 – methylbutane
- 2, 2 – dimethylbutane

7
###
The IUPAC name of CH3COCH(CH3)2 is

The IUPAC name of CH_{3}COCH(CH_{3})_{2} is

- isopropylmethyl ketone
- 4-methylisopropyl ketone
- 2-methyl-3-butanone
- 3-methyl-2-butanone

Consider the graph in which the birthrate and death rate of a country
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If u^2 + (u − 2v − 1)^2 = −4v(u + v), then what is the value of u + 3v