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प्रश्न
Name the substance used to change acetic acid to acetic anhydride?
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उत्तर
Phosphorous pentoxide (P2O5)
संबंधित प्रश्न
For preparing soap in the laboratory we require an oil and a base. Which of the following combinations of an oil and a base would be best suited for the preparation of soap?
(a) Castor oil and calcium hydroxide
(b) Turpentine oil and sodium hydroxide
(c) Castor oil and sodium hydroxide
(d) Mustard oil and calcium hydroxide
Complete the following chemical equations:CH3COOC2H5+NaOH→
What is the physical state of CH3COOH?
Explain the following term with example.
Monomer
Write a balanced equation for the following:
Write the equation for the preparation of ethylene from ethyl alcohol.
Give reason for the following :
Ethyne is more reactive than ethane
Give a balanced chemical equation for the following conversion:
Calcium carbide to ethyne.
Write the answers to the questions by observing the following figure.
- Write the chemical reaction shown in the figure above in the form of a balanced equation.
- Write the name of the gas coming out of the large test tube in the above chemical reaction.
- Why do small bubbles appear in the small test tube?
- What is the change in colour of lime water?
Ethanoic acid turns ______ litmus to ______
Draw the structural diagram of:
Ethanoic acid
