00. Alkanes
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Hydrocarbons

230182 The order of stability of the following alkenes with the first being the most stable and last being the least stable is
I. $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}=\mathrm{CH}_2$
II. $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
III. $\mathrm{CH}_3 \mathrm{CH}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
IV. $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{CH}_2$

1 I $>$ II $>$ III $>$ IV
2 II $>$ III $>$ IV $>$ I
3 IV $>$ III $>$ II $>$ I
4 III $>$ IV $>$ I $>$ II
J and K CET-(2017)
Hydrocarbons

230185 Which one of the following does not give iodoform?

1 original image
2 $\mathrm{CH}_3 \mathrm{OH}$
3 $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}$
4 original image
J and K CET-(2008)
Hydrocarbons

230186 In a group of isomeric alkylhalides, the order of boiling points is

1 Primary $<$ Secondary $<$ Tertiary
2 Primary $>$ Secondary $<$ Tertiary
3 Primary $<$ Secondary $>$ Tertiary
4 Primary $>$ Secondary $>$ Tertiary
J and K CET-(2007)
Hydrocarbons

230187 The reaction conditions used for converting 1,2-dibromopropane to propylene are

1 $\mathrm{KOH}$, alcoho1/ $\Delta$
2 $\mathrm{KOH}$, water/ $\Delta$
3 $\mathrm{Zn}$, alcohol/
4 $\mathrm{Na}$, alcohol/s
J and K CET-(2006)
Hydrocarbons

230188 Chloroform is slowly oxidised by air in the presence of light and air to form

1 formyl chloride
2 trichloro methanol
3 phosgene
4 formaldehyde
J and K CET-(2003)]
NEET DIGITAL LIBRARY
Hydrocarbons

230182 The order of stability of the following alkenes with the first being the most stable and last being the least stable is
I. $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}=\mathrm{CH}_2$
II. $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
III. $\mathrm{CH}_3 \mathrm{CH}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
IV. $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{CH}_2$

1 I $>$ II $>$ III $>$ IV
2 II $>$ III $>$ IV $>$ I
3 IV $>$ III $>$ II $>$ I
4 III $>$ IV $>$ I $>$ II
J and K CET-(2017)
Hydrocarbons

230185 Which one of the following does not give iodoform?

1 original image
2 $\mathrm{CH}_3 \mathrm{OH}$
3 $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}$
4 original image
J and K CET-(2008)
Hydrocarbons

230186 In a group of isomeric alkylhalides, the order of boiling points is

1 Primary $<$ Secondary $<$ Tertiary
2 Primary $>$ Secondary $<$ Tertiary
3 Primary $<$ Secondary $>$ Tertiary
4 Primary $>$ Secondary $>$ Tertiary
J and K CET-(2007)
Hydrocarbons

230187 The reaction conditions used for converting 1,2-dibromopropane to propylene are

1 $\mathrm{KOH}$, alcoho1/ $\Delta$
2 $\mathrm{KOH}$, water/ $\Delta$
3 $\mathrm{Zn}$, alcohol/
4 $\mathrm{Na}$, alcohol/s
J and K CET-(2006)
Hydrocarbons

230188 Chloroform is slowly oxidised by air in the presence of light and air to form

1 formyl chloride
2 trichloro methanol
3 phosgene
4 formaldehyde
J and K CET-(2003)]
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Hydrocarbons

230182 The order of stability of the following alkenes with the first being the most stable and last being the least stable is
I. $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}=\mathrm{CH}_2$
II. $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
III. $\mathrm{CH}_3 \mathrm{CH}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
IV. $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{CH}_2$

1 I $>$ II $>$ III $>$ IV
2 II $>$ III $>$ IV $>$ I
3 IV $>$ III $>$ II $>$ I
4 III $>$ IV $>$ I $>$ II
J and K CET-(2017)
Hydrocarbons

230185 Which one of the following does not give iodoform?

1 original image
2 $\mathrm{CH}_3 \mathrm{OH}$
3 $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}$
4 original image
J and K CET-(2008)
Hydrocarbons

230186 In a group of isomeric alkylhalides, the order of boiling points is

1 Primary $<$ Secondary $<$ Tertiary
2 Primary $>$ Secondary $<$ Tertiary
3 Primary $<$ Secondary $>$ Tertiary
4 Primary $>$ Secondary $>$ Tertiary
J and K CET-(2007)
Hydrocarbons

230187 The reaction conditions used for converting 1,2-dibromopropane to propylene are

1 $\mathrm{KOH}$, alcoho1/ $\Delta$
2 $\mathrm{KOH}$, water/ $\Delta$
3 $\mathrm{Zn}$, alcohol/
4 $\mathrm{Na}$, alcohol/s
J and K CET-(2006)
Hydrocarbons

230188 Chloroform is slowly oxidised by air in the presence of light and air to form

1 formyl chloride
2 trichloro methanol
3 phosgene
4 formaldehyde
J and K CET-(2003)]
For More Updates join with Us
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Hydrocarbons

230182 The order of stability of the following alkenes with the first being the most stable and last being the least stable is
I. $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}=\mathrm{CH}_2$
II. $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
III. $\mathrm{CH}_3 \mathrm{CH}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
IV. $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{CH}_2$

1 I $>$ II $>$ III $>$ IV
2 II $>$ III $>$ IV $>$ I
3 IV $>$ III $>$ II $>$ I
4 III $>$ IV $>$ I $>$ II
J and K CET-(2017)
Hydrocarbons

230185 Which one of the following does not give iodoform?

1 original image
2 $\mathrm{CH}_3 \mathrm{OH}$
3 $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}$
4 original image
J and K CET-(2008)
Hydrocarbons

230186 In a group of isomeric alkylhalides, the order of boiling points is

1 Primary $<$ Secondary $<$ Tertiary
2 Primary $>$ Secondary $<$ Tertiary
3 Primary $<$ Secondary $>$ Tertiary
4 Primary $>$ Secondary $>$ Tertiary
J and K CET-(2007)
Hydrocarbons

230187 The reaction conditions used for converting 1,2-dibromopropane to propylene are

1 $\mathrm{KOH}$, alcoho1/ $\Delta$
2 $\mathrm{KOH}$, water/ $\Delta$
3 $\mathrm{Zn}$, alcohol/
4 $\mathrm{Na}$, alcohol/s
J and K CET-(2006)
Hydrocarbons

230188 Chloroform is slowly oxidised by air in the presence of light and air to form

1 formyl chloride
2 trichloro methanol
3 phosgene
4 formaldehyde
J and K CET-(2003)]
NEET DIGITAL LIBRARY
Hydrocarbons

230182 The order of stability of the following alkenes with the first being the most stable and last being the least stable is
I. $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}=\mathrm{CH}_2$
II. $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
III. $\mathrm{CH}_3 \mathrm{CH}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
IV. $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{CH}_2$

1 I $>$ II $>$ III $>$ IV
2 II $>$ III $>$ IV $>$ I
3 IV $>$ III $>$ II $>$ I
4 III $>$ IV $>$ I $>$ II
J and K CET-(2017)
Hydrocarbons

230185 Which one of the following does not give iodoform?

1 original image
2 $\mathrm{CH}_3 \mathrm{OH}$
3 $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}$
4 original image
J and K CET-(2008)
Hydrocarbons

230186 In a group of isomeric alkylhalides, the order of boiling points is

1 Primary $<$ Secondary $<$ Tertiary
2 Primary $>$ Secondary $<$ Tertiary
3 Primary $<$ Secondary $>$ Tertiary
4 Primary $>$ Secondary $>$ Tertiary
J and K CET-(2007)
Hydrocarbons

230187 The reaction conditions used for converting 1,2-dibromopropane to propylene are

1 $\mathrm{KOH}$, alcoho1/ $\Delta$
2 $\mathrm{KOH}$, water/ $\Delta$
3 $\mathrm{Zn}$, alcohol/
4 $\mathrm{Na}$, alcohol/s
J and K CET-(2006)
Hydrocarbons

230188 Chloroform is slowly oxidised by air in the presence of light and air to form

1 formyl chloride
2 trichloro methanol
3 phosgene
4 formaldehyde
J and K CET-(2003)]