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प्रश्न
Write balanced chemical equations for action of ammonia on - formaldehyde
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उत्तर
a. 6HCHO + 4NH3 → (CH2)6N4 + 6H2O
Formaldehyde Urotropine
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संबंधित प्रश्न
Acetaldehyde, when treated with which among the following reagents does NOT undergo addition reaction?
(A) Ammonia
(B) Hydroxylamine
(C) Ammoniacal silver nitrate
(D) Semicarbazide
Predict the product of the following reaction:
Predict the product of the following reaction:
\[\begin{array}{cc}
\phantom{..............}\ce{O}\\
\phantom{..............}||\\
\ce{R - CH = CH - CHO + NH2 - C - NH - NH2 ->[H+]}\end{array}\]
What is meant by the following term? Give an example of the reaction in the following case.
Hemiacetal
What is meant by the following term? Give an example of the reaction in the following case.
Oxime
What is meant by the following term? Give an example of the reaction in the following case.
Imine
Predict the products formed when cyclohexanecarbaldehyde reacts with the following reagents.
Excess ethanol and acid
Explain the mechanism of alkaline hydrolysis of tert-butyl bromide with energy profile diagram.
How are the following compounds prepared?
acetophenone from benzene
Write balanced chemical equations for action of ammonia on - acetone
What is the action of the following reagents on ethanoic acid?
1) `LiAlH_4"/"H_3O^+`
2) `PCl_3 , "heat"`
3) `P_2O_5, "heat"`
How will you convert sodium acetate to methane?
Write the main product formed when propanal reacts with the following reagents:
2 moles of 3 CH OH in presence of dry HCl
Write the main product formed when propanal reacts with the following reagents:
H2N- NH2 followed by heating with KOH in ethylene glycol.
Which of the following has the most acidic hydrogen?
A Idol condensation will not be observed in
Paraldehyde is formed as a result of polymerisation:-
Which among the following is most reactive to give nucleophilic addition?
Write the name of product formed, when acetone is treated with 2, 4-dinitrophenyl hydrazine.
What is the action of sodium hypoiodite on acetone?
The increasing order of the following compounds towards HCN addition is:
| (i) |  |
| (ii) |  |
| (iii) |  |
| (iv) |  |
The product of following reaction is
\[\ce{CH3 - CH = CH - CH2 - CHO ->[i) LiAlH4][ii) H3O+]}\] ______?
Draw structures of the given derivatives.
The ethylene ketal of hexan-3-one
Draw the structure of the following derivative.
The ethylene ketal of hexan-3-one
Draw structure of the following derivative.
The ethylene ketal of hexan-3-one
Draw structures of the given derivatives.
The ethylene ketal of hexan-3-one
Draw the structure of the given derivative.
The ethylene ketal of hexan-3-one
Give an example of the reaction in the following case.
Imine
