Question

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Incorrect Separation Scheme NH2 ether, 10% NaOH ether aq NH2 Na SO4, gravity filtration distillation ether fraction S fraction 2 water Na,SO4 10H20 NH2 evap. ether ether

Answer 1

Let us Consider the nature of ba se auid neutaa compounds in dippexont colvents Sinre all ave oganic com pounds they all soluble ether in ba se is present rt will dissolve dilote acid water to Porm a soloble Salt R-NH R-NH wnter soluble Salt But neutral compounds have no action with acid othey ane SO inslu ble Spe ba se Pom the To get the a solution to add have op andthey base cNao), shich dissecia tes in salt acid ba se

2 R-NH CI+Nao R-NH tNacl Thi base ०০१ ce parated Conn be Nacl solotion foom adding ether acl40 R-N Ethes In colude sdube R-NH Nacl +20 thes J: D Evopasalion op Ethey R-NiH Can be appled to the procedie This mixtuae Fiven

N Ether clea solo ion N+ E+ethe 1o e HC Te layex se pasation ovganic layer Aqueaus laye +Ethr -(Etes) Two layesx E ther well sepasated twolaypss separa hon

4 NH +ethey Nacl+ Ho -thes Ethey Armine clea Solo tion phthal Eolaye Etle anic layer R-NH3CI Ether 0ganic layes Aqueous layey Oganic layer CR-NHEther) Add ethor Aqueaua C Nacl+Wao) legyer

5 separa Hon R-Nt Ether queour layer Thi Can be discaded T Ethe R- OF