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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 _____________
पर्याय
less area
wide area
more buds
all of the above
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उत्तर
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संबंधित प्रश्न
The catalyst used in the contact process is
(A) Copper
(B) Iron
(C) Vanadium pentoxide
(D) Manganese dioxide
Fill in the following blank with suitable word:
The next homologue of C2H5OH is ...............
Organic compounds having
functional group are known as
Match the formulae in group A with appropriate names from group B:
Group A: CH3COOH, CH3CHO, CH3OH
Group B: Ethanol, Methanol, Ethanal, Ethanoic acid
Draw the structures for the following compounds:
Propanal
Draw the structure for the following compound:
Butanal
Why is ethanol used as a fuel?
What is meant by denatured alcohol? What is the need to denature alcohol?
Explain why, methanol is much more dangerous to drink than ethanol.
Vinegar is prepared by the bacterial oxidation of ______.
With a labelled diagram describe an activity to show the formation of an ester.
Name the following:
100% ethanol
How will you carry out the following conversions:
(i) Ethanol to ethene
(ii) Bromoethane to ethanol
What are the functional groups? Name any two compounds containing functional groups.
Draw the structures for ethanol.
Which of the following are used as anesthetics?
______ react with dil. HNO3 to evolve hydrogen gas.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
Give the balance chemical equation of the following reaction:
Combustion of ethanol.
