Identify P,Q,R and S in the following conversions:
`CH_(3)OHoverset(PCl_(5))(to)Punderset("Heat")overset(AlcKCN)(to)Qoverset(LiAlH_(4))(to) Runderset(0^(@)C)overset(HNO_(2))(to)S`

Identify A to E in the following sequences of operations: CH_(3)CH_(2)COOH underset(Delta)overset(NH_(3))(to)A overset(Br_(2)//KOH)(to)Boverset(HONO)(to) Coverset([O])(to)CH_(3)COOHunderset("Distill")overset(Ca(OH)_(2))(to)Doverset(LiAIH_(4))(to)E .

In the reaction , CH_(3)CHOoverset(dilNaOH)toAunderset("Heat")overset(H^(+))toBunderset(NH_(4)OH)overset(AgNO_(3))toC The product C is :

Identify Z in the following series, CH_(2)=CH_(2)overset(HBr)(to)Xoverset("hudrolysis")(to)Yunderset(I_(2)" excess")overset(Na_(2)CO_(3))(to)Z

Name the following compounds : (i) CH_(3)-CH_(2)-OH , (ii) CH_(3)-overset(H)overset(|)(H)C=O

The product Z in the following series of reaction is : CH_3CH_2 -overset(CH_3)overset(|)C=CH_2 underset((ii)NaBH_4)overset((i)Hg(OAc)_2)toY underset((ii)CH_3Br)overset((i)Na)to Z

Identify product D in the following reaction sequence : CH_(3)-overset(CH_(3))overset(|)underset(CH_(3))underset(|)(C )-CH_(2)CH_(2)Ohoverset(K_(2)Cr_(7)O_(7),H_(2)SO_(4))underset(H_(2)O, "heat")(to)Aoverset(SOCl_(2))(to)Boverset((CH_(3))_2)NH)underset((2"mole"))(to)Coverset(1.LiAlH_(4))overset("diethyl ether")underset(2.H_(2)O)(to)D

Predict the product .C in the following series of reactions : CH_3 - COOH overset(PCl_5)to A underset("Anhyd AlCl_3)overset(C_6 H_6)to B overset(CH_3 MgBr)to C