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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Write the Structure of Phenylmethanamine.

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प्रश्न

Write the structure of Phenylmethanamine.

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उत्तर

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2018-2019 (March) Set 1

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

Write balanced chemical equations for action of ammonia on - formaldehyde


Arrange the following in the increasing order of their reactivity towards nucleophilic addition reaction:

C6H5COCH3, CH3-CHO, CH3COCH3


Draw the structure of the semicarbazone of ethanal.


Write the products formed when CH3CHO reacts with the following reagents : HCN

 


Write the products formed when CH3CHO reacts with the following reagents : H2N – OH


Arrange the following compound in increasing order of its reactivity in nucleophilic addition reactions.

Ethanal, Propanal, Propanone, Butanone.

Hint: Consider steric effect and electronic effect.


What is meant by the following term? Give an example of the reaction in the following case.

Ketal


What is meant by the following term? Give an example of the reaction in the following case.

Imine


What is meant by the following term? Give an example of the reaction in the following case.

2, 4-DNP-derivative


What is meant by the following term? Give an example of the reaction in the following case.

Schiff’s base


Complete the synthesis by giving missing starting material, reagent or product.

\[\ce{C6H5CHO ->[H2NCONHNH2]}\]


Write balanced chemical equations for action of ammonia on - acetone


Alkenes   and carbonyl compounds , both contain a π bond but alkenes show electrophilic addition reactions whereas carbonyl compounds show nucleophilic addition reactions. Explain.


Which one of the following gives only one monochloro derivative?


A Idol condensation will not be observed in


What is the action of sodium hypoiodite on acetone?


In the following reaction

\[\ce{Carbonyl compound + MeOH <=>[HCl] acetal}\]

Rate of the reaction is the highest for ______.


The product of following reaction is

\[\ce{CH3 - CH = CH - CH2 - CHO ->[i) LiAlH4][ii) H3O+]}\] ______?


Which of the following is most reactive in nucleophilic addition reactions?


Aldehydes and ketones react with hydroxylamine to form ______.


Write the structure of the product formed when acetone reacts with 2, 4 DNP reagent.


Draw structures of the given derivatives.

The ethylene ketal of hexan-3-one


Draw structures of the given derivatives.

The ethylene ketal of hexan-3-one


Draw structures of the following derivative.

The ethylene ketal of hexan-3-one


Draw structures of the following derivatives.

Acetaldehydedimethylacetal


Draw structure of the following derivative.

The ethylene ketal of hexan-3-one 


Which of the following will not be formed when calcium formate is distilled with calcium acetate?


Complete the following reaction:

[C] is __________.


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