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प्रश्न
Identify the term or substance based on the descriptions given below:
Hydrocarbon containing a triple bond used for welding purposes
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उत्तर
Acetylene
संबंधित प्रश्न
Write the formula of methanoic acid.
What is the physical state of CH3COOH?
Name two oxidising agents which can oxidise ethanol to ethanoic acid.
Give any two uses of ethanoic acid.
Esters are sweet-smelling substances and are used in making perfumes. Describe an activity for the preparation of an ester with the help of a well labelled diagram. Write an equation for the chemical reaction involved in the formation of the ester. Also write the names of all the substances involved in the process of esterification.
Name the product formed and give an appropriate chemical equation for the following:
Ethanol oxidised by acidified potassium dichromate.
Acetic acid smells like:
(1) a banana
(2) vinegar
(3) an orange
(4) a lemon
Choose the correct answer:
Select the acid which contains four hydrozen atoms in it.
Write a balanced chemical equation for the following:
Monochloroethane is hydrolysed with aqueous KOH.
Observe the figure and write the answers to the following questions.
- Write the name of the reaction shown in the following figure.
- Write the above chemical reaction in the form of a balanced equation.
- Write the name of the product produced in the above reaction, write a use.
- Write the name of the catalyst used in the above reaction.
