Chemistry-
General
Easy

Question

Collin’s reagent causes the conversion

  1. > CO → > CHOH    
  2. > CHO  → COOH    
  3. > CHOH  → > CO    
  4. >CHOH  → – COOH    

The correct answer is: > CHOH  → > CO


    Collins reagent (CrO3 – pyridine) converts 2° alcohol to ketone and 1° alcohol to aldehyde.

    Related Questions to study

    General
    physics-

    A particle having charge q enters a region of uniform magnetic field stack B with bar on top (directed inwards) and is deflected a distance x after travelling a distance y. The magnitude of the momentum of the particle is

    A particle having charge q enters a region of uniform magnetic field stack B with bar on top (directed inwards) and is deflected a distance x after travelling a distance y. The magnitude of the momentum of the particle is

    physics-General
    General
    physics-

    Net magnetic field at the centre of the circle O due to a current carrying loop as shown in figure is open parentheses theta less than to the power of ring operator end exponent 180 close parentheses

    Net magnetic field at the centre of the circle O due to a current carrying loop as shown in figure is open parentheses theta less than to the power of ring operator end exponent 180 close parentheses

    physics-General
    General
    physics-

    A nonconducting disc having uniform positive charge Q, is rotating about its axis with uniform angular velocity omega. The magnetic field at the centre of the disc is–

    A nonconducting disc having uniform positive charge Q, is rotating about its axis with uniform angular velocity omega. The magnetic field at the centre of the disc is–

    physics-General
    parallel
    General
    physics-

    Two insulated rings, one of slightly smaller diameter than the other, are suspended along their common diameter as shown. Initially the planes of the rings are mutually perpendicular. When a steady current is set up in each of them.

    Two insulated rings, one of slightly smaller diameter than the other, are suspended along their common diameter as shown. Initially the planes of the rings are mutually perpendicular. When a steady current is set up in each of them.

    physics-General
    General
    chemistry-

    Error converting from MathML to accessible text.  In the above reaction X is

    Error converting from MathML to accessible text.  In the above reaction X is

    chemistry-General
    General
    chemistry-

    In the reaction :  M and R Respectively

    In the reaction :  M and R Respectively

    chemistry-General
    parallel
    General
    physics-

    A long straight metal rod has a very long hole of radius 'a' drilled parallel to the rod axis as shown in the figure. If the rod carries a current 'i' find the value of magnetic induction on the axis of the hole, where OC=c

    A long straight metal rod has a very long hole of radius 'a' drilled parallel to the rod axis as shown in the figure. If the rod carries a current 'i' find the value of magnetic induction on the axis of the hole, where OC=c

    physics-General
    General
    physics-

    Two large conducting current planes perpendicular to x–axis are placed at (d, 0) and (2d, 0) as shown in figure. Current per unit width in both the planes is same and current is flowing in the outward direction. The variation of magnetic induction as function of 'x' left parenthesis 0 less or equal than x less or equal than 3 d right parenthesisis best represented by–

    Two large conducting current planes perpendicular to x–axis are placed at (d, 0) and (2d, 0) as shown in figure. Current per unit width in both the planes is same and current is flowing in the outward direction. The variation of magnetic induction as function of 'x' left parenthesis 0 less or equal than x less or equal than 3 d right parenthesisis best represented by–

    physics-General
    General
    physics-

    A long straight wire, carrying current I, is bent at its midpoint to form an angle of 45 to the power of ring operator end exponent. Magnetic field at point P, distance R from point of bending is equal to

    A long straight wire, carrying current I, is bent at its midpoint to form an angle of 45 to the power of ring operator end exponent. Magnetic field at point P, distance R from point of bending is equal to

    physics-General
    parallel
    General
    chemistry-

    chemistry-General
    General
    chemistry-

    Which among the following is aromatic?

    Which among the following is aromatic?

    chemistry-General
    General
    chemistry-

    What will be the product obtained as a result of the following reaction and why?

    What will be the product obtained as a result of the following reaction and why?

    chemistry-General
    parallel
    General
    physics-

    A spring of force constant 800 N/m has an extension of 5 cm The work done in extending it from  5 cm to 15 cm is -

    A spring of force constant 800 N/m has an extension of 5 cm The work done in extending it from  5 cm to 15 cm is -

    physics-General
    General
    maths-

    The length of a rectangle is 16 cm and each of its diagonal measures 20 cm. The breadth is:

    The length of a rectangle is 16 cm and each of its diagonal measures 20 cm. The breadth is:

    maths-General
    General
    physics-

    Block ‘A‘ is hanging from a vertical spring and is at rest. Block ‘B‘ strikes the block ‘A’ with velocity ‘v‘ and sticks to it. Then the value of ‘ v ‘ for which the spring just attains natural length is :

    Block ‘A‘ is hanging from a vertical spring and is at rest. Block ‘B‘ strikes the block ‘A’ with velocity ‘v‘ and sticks to it. Then the value of ‘ v ‘ for which the spring just attains natural length is :

    physics-General
    parallel

    card img

    With Turito Academy.

    card img

    With Turito Foundation.

    card img

    Get an Expert Advice From Turito.

    Turito Academy

    card img

    With Turito Academy.

    Test Prep

    card img

    With Turito Foundation.