1.

(x)+K_2CO_3+Airoverset("heat")rarr(Y) (Y)+Cl_2rarr(Z)Pink Which of the following is correct ?

Answer»

`X = "BLACK" , Mn O_2 , Y = "BLUE" ,K_2CrO_4,Z=KMnO_4`
`X = "GREEN" ,Cr_2 O_3, Y = "Yellow" ,K_2CrO_4,Z=K_2Cr_2O_7`
`X = "black" , MnO_2 Y = "green" ,K_2CrO_4,Z=K_2MnO_4,Z=KMnO_4`
`X=" black" , Bi_2O_3,Y = " COLOURLESS " KBiO_2,Z=KBiO_3`

ANSWER :C


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