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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
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उत्तर
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संबंधित प्रश्न
What is the molecular formula and structure of the alcohol which can be thought to be derived from pentane?
What is meant by a functional group? Explain with an example.
Three organic compounds A, B and C have the following molecular formulae:
- C4H8O2
- CH10O
- С4H8O
- Which compound contains an alcohol group? Write its name and structural formula.
- Which compound contains a carboxyl group? Write its name and structural formula.
- Which molecular formula can represent an aldehyde as well as a ketone? Write the names and structural formulae of the aldehyde and ketone represented by this molecular formula.
Vinegar is prepared by the bacterial oxidation of ______.
Name the addition product formed between ethene and water.
Identify the functional group of the CH3COOH ?
An organic compound 'P' is a constituent of wine. 'P' on reacting with acidified K2Cr2O7 forms another compound 'Q'. When a piece of sodium is added to 'Q' a gas 'R' evolves which burns with a pop sound. Identify P, Q and R and write the chemical equations of the reactions involved.
Name the oxidising agent used for the conversion of ethanol to ethanoic acid. Distinguish between ethanol and ethanoic acid on the basis of (i) litmus test, (ii) reaction with sodium carbonate
Write the balanced equations to convert:
(a) Ethanol to ethene
(b) Ethene to ethanol
Write the rnolecular formula and structural forrnula of ethanol.
Write balanced equations to show the preparation of the following:
Ethene from ethanol
From the given list, name the compound with −OH as part of its structure.
Write the structural formulae of the following compound:
Ethane
Colorless ethanol is in liquid state at room temperature.
Ethanol is soluble in water in all proportions.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
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.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
