Physical Properties

Q.

Which of the following is expected to have high density?

1. CH₃Br

2. CH₃CL

3. CH₃F

4. CH₃I

Q. For which of the following molecule significant $\mu \ne 0?$(a) (b) (c) (d)

1. Only (a)
2. (a) and (b)
3. Only (c)
4. (c) and (d)

Q.

Which of the following is a liquid at room temperature?

1. Methyl iodide

2. Methyl bromide

3. Methyl fluoride

4. Ethyl chloride

Q. Arrange these haloalkanes in correct order of density:

1. $C{H}_{3}I>C_2{H}_{5}I>C_3{H}_{7}I$
2. $C{H}_{3}I<C_2{H}_{5}I<C_3{H}_{7}I$
3. $C{H}_{3}I<C_2{H}_{5}I>C_3{H}_{7}I$
4. $C{H}_{3}I>C_2{H}_{5}I<C_3{H}_{7}I$

Q. Which of the following statements is correct about halogens?

1. they are all capable of exhibiting more than one oxidation states
2. they are all reducing agents
3. they are all diatomic and form diatomic ions
4. they are all diatomic and form univalent ions

Q. Arrange the following haloalkanes in the increasing order of density . Justify your answer.
$CC{l}_4$ , $C{H}_{2}C{l}_2$ and $CHC{l}_3$

Q. Which is used as an anaesthetic during surgery?

1. Chloroquine
2. Halothane
3. Chloramphenicol
4. Thyroxine

Q. Arrange the alkyl in decreasing order of their mass.

1. $C{H}_{3}Cl>H_{2}O>C{H}_{3}Br$
2. $C{H}_{3}Cl>C{H}_{3}Br>H_{2}O$
3. $C{H}_{3}Br>C{H}_{3}Cl>H_{2}O$
4. $H_{2}O>C{H}_{3}Cl>C{H}_{3}Br$

Q. Which of the following statements are true about $CHC{l}_3$?

1. i, ii, iv
2. iii, iv
3. i, ii, iii
4. i, ii

Q. Halide containing halogen attached to $s{p}^2$ carbon is/are:

1. allylic halide
2. aryl halide
3. benzylic halide
4. vinyl halide