Trichloromethane(chloroform)
Trichloromethane (chloroform) CHCl3 Trichloromethane is a trichloro derivative of methane. It is commonly called as chloroform. Methods of preparation- It is prepared by the chlorination of methane in the presence of sunlight. Sunlight CH4 -------------------> CH3Cl + HCl +Cl2 Sunlight CH3Cl ---------------> CH2Cl2+ HCl +Cl2 Sunlight CH2Cl2 ---------------> CHCl3+ HCl +Cl2 Properties- (1) colourless heavy liquid (2) sweet taste (3) it is oxidised in the sunlight and form a harmful gas carbonyl chloride which is commonly called as phosgene. Sunligh...

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