Idenity (A),(B) and (c ) A + dii H_(2)SO_(4) rarrbrown colour vapour turning (KI + statuck )paper blue A + NaOH overset(Delta)NH_(3)gas (A) overset(Delta)rarr (B)(gas) +(C) (gas, but liquid aty room temperature) b. CO_(2) and SO_(2) both turn line water mily how will you detect the presentif turn both are present in a mixture ? c. (A),(M_(2) X.7H_(2)O) has water and M_(2)X(M is any divalent anion ) in 1.1 ratio by weight K_(2)Cr_(2)PO_(3)H^(Theta)solution green idenlity (A) unit explain reaction d. (A),(Black) + dil. H_(2)SO_(4) rarr (B ) (gas)+ (C ) (light green colour solution ). Gas (B) turns lead actate leat acetrepaper black .What are (A) ,(B) and (C ) ?

Idenity (A),(B) and (c ) A + dii H_(2)SO_(4) rarrbrown colour vapour

1.	Idenity (A),(B) and (c ) A + dii H_(2)SO_(4) rarrbrown colour vapour turning (KI + statuck )paper blue A + NaOH overset(Delta)NH_(3)gas (A) overset(Delta)rarr (B)(gas) +(C) (gas, but liquid aty room temperature) b. CO_(2) and SO_(2) both turn line water mily how will you detect the presentif turn both are present in a mixture ? c. (A),(M_(2) X.7H_(2)O) has water and M_(2)X(M is any divalent anion ) in 1.1 ratio by weight K_(2)Cr_(2)PO_(3)H^(Theta)solution green idenlity (A) unit explain reaction d. (A),(Black) + dil. H_(2)SO_(4) rarr (B ) (gas)+ (C ) (light green colour solution ). Gas (B) turns lead actate leat acetrepaper black .What are (A) ,(B) and (C ) ?
Answer» Solution :a. `NH_(3)NO_(2) (B ) M_(2) (C ) H_(2)O` b. Pass the mixture of gases fiurst into acidifect `K_(2)Or_(2)O_(7)` solution theminto line WATER If line `K_(2)O_(2)O_(3)` solutionturn green`- SO_(2)` If line water turn milk `- CO_(2)` c.`(A): Na_(2)SO_(3) .7H_(3)O` d. `(A) Fes (B) H_(2)S (C )FeSO_(4)`