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Chemistry-

General

Easy

Question

On heating glycerol with conc. $H subscript 2 S O subscript 4 comma$ a compound is obtained which has bad odour. The compound is:

Acrolein
Formic acid
Allyl alcohol
Methyl isocyanide

The correct answer is: Acrolein

Related Questions to study

On conversion into the Grignard reagent followed by treatment with absolute ethanol, how many isomeric alkyl chlorides would yield 2-methylbutane?

On conversion into the Grignard reagent followed by treatment with absolute ethanol, how many isomeric alkyl chlorides would yield 2-methylbutane?

chemistry-General

What is formed when glycerol reacts with excess of HI?

What is formed when glycerol reacts with excess of HI?

chemistry-General

General formula for alcohols is:

General formula for alcohols is:

chemistry-General

parallel

Which of the following compounds is weakest acid?

Which of the following compounds is weakest acid?

chemistry-General

Assertion :We cannot produce a real image by plane or convex mirrors under any circumstances
Reason : The focal length of a convex mirror is always taken as positive

Assertion :We cannot produce a real image by plane or convex mirrors under any circumstances
Reason : The focal length of a convex mirror is always taken as positive

physics-General

An organic compound reacts with $P C l subscript 5$ to give. The compound with sodium metal gives $n minus b u tan e. space T h u s comma space A space a n d space B space a r e colon$

An organic compound reacts with $P C l subscript 5$ to give. The compound with sodium metal gives $n minus b u tan e. space T h u s comma space A space a n d space B space a r e colon$

chemistry-General

parallel

If f : R → R is continuous and differentiable function such that $not stretchy integral subscript negative 1 end subscript superscript x end superscript blank$ f(t) dt + f¢¢¢ (3) $not stretchy integral subscript x end subscript superscript 0 end superscript d t equals not stretchy integral subscript 1 end subscript superscript x end superscript blank$ t³
dt – f ¢ (1) $not stretchy integral subscript 0 end subscript superscript x end superscript blank$ t² dt + f ¢¢ (2) $not stretchy integral subscript x end subscript superscript 3 end superscript blank$ t. dt, then the value of f ¢ (4) is :

If f : R → R is continuous and differentiable function such that $not stretchy integral subscript negative 1 end subscript superscript x end superscript blank$ f(t) dt + f¢¢¢ (3) $not stretchy integral subscript x end subscript superscript 0 end superscript d t equals not stretchy integral subscript 1 end subscript superscript x end superscript blank$ t³
dt – f ¢ (1) $not stretchy integral subscript 0 end subscript superscript x end superscript blank$ t² dt + f ¢¢ (2) $not stretchy integral subscript x end subscript superscript 3 end superscript blank$ t. dt, then the value of f ¢ (4) is :

Assertion : The refractive index of diamond is $square root of 6$ and that of liquid is $square root of 3$
If the light travels from diamond to the liquid, it will totally reflected when the angle of incidence is 30^o
Reason : $mu equals fraction numerator 1 over denominator sin invisible function application C end fraction$ where $mu$ is the refractive index of diamond with respect to liquid

Assertion : The refractive index of diamond is $square root of 6$ and that of liquid is $square root of 3$
If the light travels from diamond to the liquid, it will totally reflected when the angle of incidence is 30^o
Reason : $mu equals fraction numerator 1 over denominator sin invisible function application C end fraction$ where $mu$ is the refractive index of diamond with respect to liquid

physics-General

If f : [0, p] → R is continuous and $not stretchy integral subscript 0 end subscript superscript pi end superscript blank$ f(x) sin x dx = $not stretchy integral subscript 0 end subscript superscript pi end superscript blank$ f(x) cos x dx = 0, then the number of roots of f(x) in (0, p) is

If f : [0, p] → R is continuous and $not stretchy integral subscript 0 end subscript superscript pi end superscript blank$ f(x) sin x dx = $not stretchy integral subscript 0 end subscript superscript pi end superscript blank$ f(x) cos x dx = 0, then the number of roots of f(x) in (0, p) is

parallel

Assertion : Different colours travel with different speed in vacuum
Reason : Wavelength of light depends on refractive index of medium

Assertion : Different colours travel with different speed in vacuum
Reason : Wavelength of light depends on refractive index of medium

physics-General

The following substance can be used as a raw material for obtaining alcohol:

The following substance can be used as a raw material for obtaining alcohol:

chemistry-General

Etherates are

Etherates are

chemistry-General

parallel

$E t h y l space a l c o h o l space r e a c t s space w i t h space H C l space b u t space n o t space w i t h space H C N space b e c a u s e colon$

$E t h y l space a l c o h o l space r e a c t s space w i t h space H C l space b u t space n o t space w i t h space H C N space b e c a u s e colon$

chemistry-General

Lucas reagent produces cloudiness immediately with:

Lucas reagent produces cloudiness immediately with:

chemistry-General

The product is

The product is

chemistry-General

parallel

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