CAC CONG THUC GIAI NHANH HOA HOC 1Cong tguc tinh so dong phan ancon no don chuc CnH2N+2O=2n-2 1.[r]
(1)CAC CONG THUC GIAI NHANH HOA HOC 1Cong tguc tinh so dong phan ancon no don chuc CnH2N+2O=2n-2 (1<n<6) 2cong thuc tinh andehit no don chuc CnH2nO =2n-3 (2<n<7) 3cong thuc tih so dong phan axit cacbonxilyc don chuc no CnH2nO2 =2n-3 (2<n<7) 4cong thuc tinh so dong phan este don chuc no CnH2nO2 =2n-2 (1<n<5) 5cong thuc tinh so este don chuc no CnH2n+2O =1/2(n-1)(n-2) (2<n<6) Luu y; CXHYOZNTCLU co so phi(3.14)mãx=(2x-y-u+t+2)/2 6cong thuc so dong phan exton don chuc no CnH2nO2=1/2(n-2)(n-3) (2<n<7) 7cong thuc tinh so Ccua ancol no or ankan dua vao phan ung chay C=nCO2/(nH2O-Nco2) (nco2<nh2o) 8cong thuc tinh so dong phan amin don chuc no CnH2n+3N =2n-1 (n<5) 9cong thuc phan tu ancon no mach ho dua theo ti le mon giua ancon va õi phan ung chay CnH2n+2OX can k mol o2 ta co n=(2k-1+x)/3 (x<=n) 10Cong thuc tinh khoi luong ancol don chuc no or hon hop ancol don chuc no theo khoi luong co2 khoi luong H2O mncon=mH2O-(mCO2/11) 11so n peptit toi nda tao boi hon hop x amino axit khac So n peptitmã=xn 12cong thuc tinh trgixe rit tao boi gixerol voi axit cac bon xi lit beo So trieste=n2(n+1)/2 13cong thuc tinh so estetao boi hon hop nancol don chuc So este=n(n+1)/2 14cong thuc tih m aminoaxit A(chua n nhomNH2 VA m nhom cooH)tac dung voi a molHCL sau cho tac dung vo b mol NaOH ma=MA(b-a)/m 15cho tac dung a molNaOH truoc roi cho tac dung voi Bhcl mA=MA(b-a)/n 16n hap thu CO2 vao Ca(OH)2 ORBa(OH)2 N ket tua =nOH-_nCO2 (2)