Advertisements
Advertisements
प्रश्न
How can you obtain iodoethane from ethanol when no other iodine-containing reagent except NaI is available in the laboratory?
Advertisements
उत्तर
Ethanol is converted to chloroethane and Cl can be replaced by I.
\[\ce{C2H5OH + HCl ->[ZnCl2] C2H5Cl ->[NaI] C2H5I}\]
APPEARS IN
संबंधित प्रश्न
Give the uses of freon 12.
Write balanced chemical equation for the following reaction:
Methyl magnesium iodide is treated with carbon dioxide and the product hydrolysed in acidic medium.
Phosgene is a common name for ____________.
Chloroform and conc. HNO3 reacts to produce ____________.
Chloropicrin is formed by the reaction of ____________.
Diphenyls are potential threat to the environment. How are these produced from arylhalides?
What are the IUPAC names of the insecticide DDT and benzene hexachloride? Why is their use banned in India and other countries?
Assertion: It is difficult to replace chlorine by –OH in chlorobenzene in comparison to that in chloroethane.
Reason: Chlorine-carbon \[\ce{(C - Cl)}\] bond in chlorobenzene has a partial double bond character due to resonance.
Some halogen containing compounds are useful in daily life. Some compounds of this class are responsible for exposure of flora and fauna to more and more of UV light which causes destruction to a great extent. Name the class of these halocompounds. In your opinion, what should be done to minimise harmful effects of these compounds.
If chloroform is left open in air in the presence of sunlight, it gives
Sodium ethoxide react with ethyl iodide to yield.
Chloroform on reduction with Zn an HCI (all) gives:-
The compound that will not give iodoform on treatment with alkali and iodine is ______.
Phenyl magnesium bromide reacts with methanol to give ______.
Which among the following pairs has only herbicides?
Auto-oxidation of chloroform in air and sunlight produces a poisonous gas known as ______.
Give the uses of DDT.
Give the uses of iodoform.
Assertion (A): CHCI3 is stored in dark bottles. Reason (R): CHCl3 is oxidised in dark.
In the light of above statements, choose the most appropriate answer from the options given below
