Chemistry-
General
Easy
Question
Acetaldehyde when treated with dilute NaOH gives
The correct answer is:
Related Questions to study
chemistry-
Which of the following compound will undergo self aldol condensation in the presence of cold dilute alkali
Which of the following compound will undergo self aldol condensation in the presence of cold dilute alkali
chemistry-General
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Which of the following compounds containing carbonyl group will give coloured crystalline compound with
Which of the following compounds containing carbonyl group will give coloured crystalline compound with
chemistry-General
maths-
If 
then the equation with roots 
and 
If then the equation with roots and
maths-General
maths-
If 
then 
is equal to
If then is equal to
maths-General
Maths-
If 
, then
In this question, we have to find the range of function from k to K. Here we know that sin-1x + cos-1x = 
and it only defines if -1 ≤ x ≤ 1 . And tan^-1x lines in (
) to ( 
) .
If , then
Maths-General
In this question, we have to find the range of function from k to K. Here we know that sin-1x + cos-1x = and it only defines if -1 ≤ x ≤ 1 . And tan^-1x lines in () to ( ) .
physics-
In an experiment with a beam balance an unknown mass m is balanced by two known masses of 16 kg and 4 kg as shown in figure. The value of the unknown mass m is :–
In an experiment with a beam balance an unknown mass m is balanced by two known masses of 16 kg and 4 kg as shown in figure. The value of the unknown mass m is :–
physics-General
physics-
A particle starts from the point (0m, 8m) and moves with uniform velocity of 
m/s After 5 seconds, the angular velocity of the particle about the origin will be
A particle starts from the point (0m, 8m) and moves with uniform velocity of m/s After 5 seconds, the angular velocity of the particle about the origin will be
physics-General
physics-
A particle of mass M is at a distance a from surface of a thin spherical shell of equal mass and having radius a
A particle of mass M is at a distance a from surface of a thin spherical shell of equal mass and having radius a
physics-General
physics-
There is a concentric hole of radius R in a solid sphere of radius 2R. Mass of the remaining portion is M. What is the gravitational potential at centre ?
There is a concentric hole of radius R in a solid sphere of radius 2R. Mass of the remaining portion is M. What is the gravitational potential at centre ?
physics-General
physics-
A thin rod of mass M and length L is struck at one end by a ball of clay of mass m, moving with speed v as shown in figure. The ball sticks to the rod. After the collision, the angular momentum of the clay-rod system about A, the midpoint of the rod, is
A thin rod of mass M and length L is struck at one end by a ball of clay of mass m, moving with speed v as shown in figure. The ball sticks to the rod. After the collision, the angular momentum of the clay-rod system about A, the midpoint of the rod, is
physics-General
physics-
A non uniform rod OA of liner mass density 
(
= const.) is suspended from ceiling with hinge joint O & light string as shown in figure. Find the angular acceleration of rod just after the string is cut
A non uniform rod OA of liner mass density (= const.) is suspended from ceiling with hinge joint O & light string as shown in figure. Find the angular acceleration of rod just after the string is cut
physics-General
physics-
A particle of mass m moves with a constant velocity. Which of the following statements is not correct about its angular momentum:
A particle of mass m moves with a constant velocity. Which of the following statements is not correct about its angular momentum:
physics-General
physics-
In the figure (A) half of the meter scale is made of wood while the other half of steel. The wooden part is pivoted at O. A force F is applied at the end of steel part. In figure (B) the steel part is pivoted at O and the same force is applied at the wooden end:–
In the figure (A) half of the meter scale is made of wood while the other half of steel. The wooden part is pivoted at O. A force F is applied at the end of steel part. In figure (B) the steel part is pivoted at O and the same force is applied at the wooden end:–
physics-General
physics-
A person supports a book between finger and thumb as shown (the point of grip is assumed to be at the corner of the book). If the book has a weight of W then the person is producing a torque on the book of
A person supports a book between finger and thumb as shown (the point of grip is assumed to be at the corner of the book). If the book has a weight of W then the person is producing a torque on the book of
physics-General
physics-
A string is wrapped around the rim of a wheel of moment of inertia 0.20 kg-
and radius 20 cm. The wheel is free to rotate about its axis and initially the wheel is rest. The string is now pulled by a force of 20N. The angular velocity of the string after 5 seconds will be:–
A string is wrapped around the rim of a wheel of moment of inertia 0.20 kg- and radius 20 cm. The wheel is free to rotate about its axis and initially the wheel is rest. The string is now pulled by a force of 20N. The angular velocity of the string after 5 seconds will be:–
physics-General
