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H 2 C C CHO CH 3 Jb9('P%' b#P#)'!&)%U% %& 'W$6%Bb#W$6# '796$6##B'b#6$6## )[%Bb#[# *^7%Bb#^7# J:$!A,%#cjQ7% [%,#4.;#V7%[%PQI!"#m' $ [%5$"[%,i #AQgb7#%7 6L#iP;h%&z (S,(S, Jb#b7#!"#$ 79%#b 0 2(6Z< \(-%79%b7!"##46Z<%&M\tŽ19C -%b#b7#U=%& '\( '\(F \( *\(\ JVD9i, → + \ (( tNiH → + \ (tCuO Z6_-!&%U% %&z a. ( ( ( ( :$&&&(M-.b#V<U=mFt'b#&9%& ''b#‚-# )'b#'$9%# 'b#'b7# *'b#W$6## J)fY#6Z< (1) +H 2 Pd,t 0 (2) C 2 H 5 OH (3) (4) (5) a. ( M ( %( ( b. ( ( ( ( c. ( %( ( ( d. ( ( %( ( JM+iC9\(-%b#VV<‹UM(]%5 P::I‹%& ' ) n *aQjZP J]a#\(-%-. 6V/V<(-H3!"#m' $ (-LH/%& 9 z a. 7#b%#'7#8-# 6,,-#$b9%[% JF+C9-.b#(%Ub#N \(M-% !&\(-% )#QN,-HL%&-HO::IN%& ' ) * JJ#Y 6D-7#(V<&6ULq 6UC9&& \(- 6U#$;,/#( \ Y 6/ QC9/ei5 P %&z a. \(%5\(M]%5(MF%5(%5 \\6Z<77, KkK• KK•k +i6Z<9iR##c7#A1(U=#Z#66 a. :TD.Ib#2$ *= 0 2ibh!&h" b. i77$Pu#f 66Z<Z(L(A= \ M ,L#cD6@-H36Z< !"#m> a. D6@MD6@]D6@FD6@ \;<fjI77HL3#b#V<-H3!&$ V<-H3,H ' k • • ) • * • \Y 6'D-77V<(D6@a#$.\(-%Y 6'!"# !gI$D#C9 \(M-%Z6_-D- !&V#";<6@E77%&z F \ M F \^. 6VV<,;< M P;!"#P#-%H#-H(S!"#mP#A-(,.?9 DO K [7'7#'b# \/%&77-H3b#'!&$ )H$a#\(-%/6Z<!"# (F--C#+iC9-%) U=(-% ;<HI/%&z a. \M+i#AQI9#V(R#$= 6g ' n ) n n *:ZA# • \] VD F Š/ŠNŠ‹Š M ;<HI/%&z L n \F[7/,;< F ,9i 10 [...]... 165.Polime cú cu trỳc khụng gian thng: A Kh nng chu nhit kộm nht B Cú tớnh n hi, mm mi v dai C Cú tớnh bn c hc cao, chu c ma sỏt v va chm D D b ho tan trong cỏc dung mụi hu c 166.Khi lng phõn t ca t capron l 15000 vC Tớnh s mt xớch trong phõn t ca loi t ny: A: 113;B: 133;C: 118;D: Kt qu khỏc Polime no sau õy cú th tham gia phn ng cng A Polietilen B Polivinyl clorua C Caosubuna D Xenluloz 167.Khớ clo húa PVC... Kim loi y c Fe ra khi dung dch mui st III l : A : Mg , Zn ; B : K , Mg , Zn , Cu ; C : K , Mg , Zn ; D : Mg , Zn , Cu 256.Có hỗn hợp 3 kim loại Ag, Fe, Cu Dùng dung dịch chứa một chất tan đê tách Ag ra khỏi hỗn hợp là A ddịch HCl B ddich HNO3 loãng C ddịch H2SO4loãng D.ddịch Fe2(SO4)3 257. iu ch Al ngi ta 1/ in phõn AlCl3 núng chy 2/ in phõn dung dch AlCl3 3/ in phõn Al2O3 núng chy trong Criolit 4/ Kh... phõn A.NaCl B.KCl C.LiCl D.RbCl 285.Dóy no sau õy c sp xp theo th t õm in tng dn : a Li ; Na ; K ; Ca b C ; N ; O ; F c F ; Cl ; Br ; I d S ; P ; Si ; Al 286.Hũa tan 55g hn hp Na2CO3 v Na2SO3 vi lng va 500ml axit H2SO4 1M thu c mt mui trung hũa duy nht v hn hp khớ A Thnh phn phn trm th tớch ca hn hp khớ A A 80%CO2 ; 20%SO2 B 70%CO2 ; 30%SO2 C 60%CO2 ; 40%SO2 D 50%CO2 ; 50%SO2 287.Ion no cú bỏn kớnh... B Mt khỏc ho tan 1,9 gam kim loi A thỡ cn khụng ht 200ml dung dch HCl 0,5M M thuc phõn nhúm chớnh nhúm II Kim loi M l: A Ca B Cu C Mg D Sr 371.Ngi ta in phõn mui clorua ca mt kim loi húa tr II trng thỏi núng chy sau mt thi gian catụt 8 gam kim loi , anot 4,48 lit khớ (ktc) Cụng thc no sau õy l cụng thc ca mui A MgCl2 B CaCl2 C CuCl2 D BaCl2 372.Mt hn hp X gm 2 kim loi A, B u cú hoỏ tr 2 v cú khi... 1,23 g C 2,43 g D.4,03 g 378.Ho tan 4 gam hn hp gm Fe v mt kim loi húa tr IIvo dung dch HCl thỡ thu c 2,24 lớt khớ H 2(o ktc) Nu ch dựng 2,4 gam kim loi hoỏ tr II cho vo dung dch HCl thỡ dựng khụng ht 500ml dung dch HCl 1M.Kim loi hoỏ tr II l: A.Ca B.Mg C.Ba D.Sr 36