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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Write reactions for the following conversions. 4-Nitrobenzoic acid to Nitrobenzene

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प्रश्न

Write reactions for the following conversions.

4-Nitrobenzoic acid to Nitrobenzene

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उत्तर

Sodium salts of 4-nitrobenzoic acid on heating with soda lime give nitrobenzene.

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पाठ 12: Aldehydes, Ketones and Carboxylic acids - Short answer questions (Type-II)

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एससीईआरटी महाराष्ट्र Chemistry [English] Standard 12 Maharashtra State Board
पाठ 12 Aldehydes, Ketones and Carboxylic acids
Short answer questions (Type-II) | Q 3.3

संबंधित प्रश्‍न

Answer in brief.

Formic acid is stronger than acetic acid. Explain.


Write the reducing agent which CANNOT reduce –COOH group.


What is the action of following on proponal?

Hydroxyl amine


What is the action of following on proponal?

Hydrazine


Write the preparation reactions for acid amide from the following.

Carboxylic acid


Write the preparation reactions for acid amide from the following.

Acid chloride


Write reactions for the following conversions.

Propanone to Propane


In the reaction, \[\ce{C6H5COCH3 ->[{[H]}][Zn-Hg/conc. HCl] X}\], X is ______.


The product of the reaction between dialkyl cadmium and acyl chloride is a/an ____________.


Which of following elements does not form amide when reacted with ammonia?


In the following reaction:

The product X is:


Products in the following reaction are:

\[\ce{CH3COOH + PCl3 ->[\Delta]}\]


The elimination of CO2 from a carboxylic acid is known as ____________.


The oxidation number of B in NaBH4 is ____________.


Which of the following carboxylic acids ha highest acidic strength?


Which oxide of nitrogen is obtained on heating ammonium nitrate at 250°C?


Excess of ammonia with sodium hypochloride solution in the presence of glue or gelatine gives ______.


The number of bonding pairs and lone pairs of electrons present in the central atom of ammonia molecular are respectively.


Draw structures 01 conjugate bases of monochloroacetic acid and dichloroacetic acid. Which one is more stabilized by -I effect?


Identify 'A', 'B' and 'C' in following chain reaction and rewrite the chemical reactions:
\[\ce{CH3CH2OH ->[red 'P'][Br2] A ->[KCN][alc] B ->[LiAlH4][Ether] C}\]

How will you prepare Acetic anhydride from acetic acid?


Which of the following can not be oxidised to give carboxylic acid?


Which of the following represents the correct order of the acidity in the given compounds?


Which among the following is the strongest acid?


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