Chemistry-
General
Easy
Question
The conversion of m-nitrophenol to resorcinol involves respectively
- Hydrolysis, diazotization and reduction
- Diazotization, reduction and hydrolysis
- Hydrolysis, reduction and diazotization
- Reduction, diazotization and hydrolysis
The correct answer is: Hydrolysis, diazotization and reduction
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At 530 K, glycerol reacts with oxalic acid to produce
At 530 K, glycerol reacts with oxalic acid to produce
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The following reaction is known as 
The following reaction is known as
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On heating glycerol with conc.
a compound is obtained which has bad odour. The compound is:
On heating glycerol with conc. a compound is obtained which has bad odour. The compound is:
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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?
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What is formed when glycerol reacts with excess of HI?
What is formed when glycerol reacts with excess of HI?
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General formula for alcohols is:
General formula for alcohols is:
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Which of the following compounds is weakest acid?
Which of the following compounds is weakest acid?
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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
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An organic compound reacts with 
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If f : R → R is continuous and differentiable function such that 
f(t) dt + f¢¢¢ (3) 
t3
dt – f ¢ (1) 
t2 dt + f ¢¢ (2) 
t. dt, then the value of f ¢ (4) is :
If f : R → R is continuous and differentiable function such that f(t) dt + f¢¢¢ (3) t3
dt – f ¢ (1) t2 dt + f ¢¢ (2) t. dt, then the value of f ¢ (4) is :
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Assertion : The refractive index of diamond is 
and that of liquid is 
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Reason :
where 
is the refractive index of diamond with respect to liquid
Assertion : The refractive index of diamond is and that of liquid is
If the light travels from diamond to the liquid, it will totally reflected when the angle of incidence is 30o
Reason : where is the refractive index of diamond with respect to liquid
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If f : [0, p] → R is continuous and 
f(x) sin x dx = 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 f(x) sin x dx = f(x) cos x dx = 0, then the number of roots of f(x) in (0, p) is
maths-General
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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
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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:
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Etherates are
Etherates are
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