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प्रश्न
Choose the correct alternative and rewrite the following:
To observe the hydro and clearly, Raju should see it first under the low power lens and then under the high power lens in order to see _____________
विकल्प
less area
wide area
more buds
all of the above
उत्तर
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संबंधित प्रश्न
How would you distinguish experimentally between an alcohol and a carboxylic acid?
Write a balanced chemical equation for Burning of ethane in the plentiful supply of air.
Write a balanced chemical equations for Heating of Ethanol at 170°C in the presence of conc. Sulphuric acid
Give the structural formula of Ethanol
............ is a functional group of the alcohol.
Fill in the following blank with suitable word:
The next homologue of C2H5OH is ...............
What happens when (give chemical equation):
Sodium reacts with ethanol (ethyl alcohol)
Describe one reaction of ethanol.
State two used of ethanol (other than as a fuel).
State the method of preparation of ethanol by hydrolysis of ethyl bromide.
Draw the structures for ethanol.
3 mL of ethanol is taken in a test tube and warmed gently in a water bath. A 5% solution of alkaline potassium permanganate is added to the first drop by drop to this solution, then in excess.
(i) How is a 5% solution of KMnO4 prepared?
(ii) State the role of alkaline potassium permanganate in this reaction. What happens on adding it in excess?
(iii) Write the chemical equation of this reaction.
Generally _______ is called spirit.
Write the molecular formula of the given compound.
Ethanol
Complete the following activity.
| Boiling point of ethanol | → | |
| General name of ethanol | → | |
| Use of ethanol | → | |
| Boiling point of ethanoic acid | → | |
| Melting point of pure ethanoic acid | → |
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
Ethanol is also known as which of these?
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
