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प्रश्न
Fill in the blank with appropriate word/words.
Vinegar is a solution of about ________per cent ________in water.
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उत्तर
Vinegar is a solution of about 4 to 6 per cent acetic acid in water.
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संबंधित प्रश्न
Fill in the following blank with suitable word:
The next higher homologue of ethanol is ...............
Name the product formed and give the appropriate chemical equation for the following:
Sodium reacting with ethyl alcohol.
Write the names of the first three members of the carboxylic acid series.
What is vinegar and glacial acetic acid?
Write three physical properties of acetic acid.
Assertion (A): Esterification is a process in which a sweet-smelling substance is produced.
Reason (R): When esters react with sodium hydroxide an alcohol and sodium salt of carboxylic acid are obtained.
Which of the following substance produces brisk effervescence with baking soda solution?
Shristi heated Ethanol with a compound A in presence of a few drops of concentrated sulphuric acid and observed a sweet smelling compound B is formed. When B is treated with sodium hydroxide it gives back Ethanol and a compound C.
- Identify A and C
- Give one use each of compounds A and B.
- Write the chemical reactions involved and name the reactions.
Raina while doing certain reactions observed that heating of substance ‘X’ with a vinegar-like smell with a substance ‘Y’ (which is used as an industrial solvent.) in the presence of conc. Sulphuric acid in a water bath gives a sweet-smelling liquid ‘Z’ having molecular formula C4H8O2. When heated with caustic soda (NaOH), ‘Z’ gives back the sodium salt and the compound ‘Y’.
Identify ‘X’, ‘Y’, and ‘Z’. Illustrate the changes with the help of suitable chemical equations.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
