Đề thi học sinh giỏi môn hoá học lớp 9 các sở năm gần đây (56)

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K  < DE:&%:&01.8.9-  ; < =:>.2%832-.8.9-Q) Q%&'();/-RS=  0&:(+%)*(DE:&%:&01.8.9- K =:> .2)*('%,-./01.8.9-TU < )V?%-,-2B%5CDE#D$5) 2. WX8A5%N6%RYRS  =-,--4%#Z-%,-0&3[8RI3($3\]>$0?% -,-2B%5CDE3[8-?-,--4%J!"  ; <  K !"= K !" K ) 3.^%:&%:&!"0&U K '_.8.9-=.2%832- RS7  0&  )?8-`=2%5H%,-./?%01.8.9-  ; < 3A-@.2 %832-RS;  0&  )aRbB-\3b017=&Kcde) V?%-,-2B%5CDE0&%Sf%":Rb=2-4%%5:) Câu 3. <điểm 1. H%W%WV=S%.8.9-  ; < U0&:=.8.9-Q  U 7=  gU-:3?RR?%%\%+%(32--4%56O)h"8O3?Rb=2RY 3i%C%832-<K-4%56 -E-4%)V?%-,-2B%5C@G-0&%SV) 2. 877=0&!" #  $ %5:3[8RIRY-@RYRS);8D E%832--4%56)%&():(+%%,-./01.8.9-.2 %832-gcd=S%RS0&gc-4%56):(%,-./01.8.9-  ; < 3A-@.2 %832-ee=S%;  0&.8.9--@-EcK8bN8j%)?%-,-DE#D$5 :&%:&-4%RS3:k3R%-)V?%-,-2B%5CDE#,-390&-Y%E-!" #  $ ) Câu 4: cđiểm 1.:-,--4%N8J     K  K      ge  K  K  K   ) a) V?%-,-2B%5CDE#D$5R-:=(=2%-,--4%%,-./01.8.9-) b) l-4%&:-@%L-8$L3i%5F-%?-:8mnMNB30&0?%-,-DE#D$5) 2.:-,-.>$-4%N8J >$gJ <  K o K  K o  o K p >$J  q    qo K   qo  o K p >$KJ ≡  ≡ o K  ≡ o  o K  ≡ op a)>$M#r%3A-3L-48%s:0&0?%-Y%E-%iX8,%-\-,--4%%5:.>$) b)V?%DE-,$-\.>$gK]DE-+-\.>$]DE-+0&%?-\.>$K) 3. Q  qo  o K oo%& ('_8)hb%-,$:&%:&(+%%832-%a=I%L%S-B  0&  %2BE%5: -t3[8RII%3+0&,N84%=&gKJg)h8@(01#Z-%,-  ; < 3M3A-%C-,--4% %5:DE0W?%018%832-NDu-a  0&c "N%")>$0?%-,-2B%5CDE#D$50&%S) :JqgqgqgcqKUq<7=qe;qK!"qcqgKe) pppppppppvpppppppp) SNRY32-.t'D-,-8$H%b@G-0&%S% hwxy .  SỞ GIÁO DỤC VÀ ĐÀO TẠO KỲ THI CHỌN HỌC SINH GIỎI VĂN HÓA LỚP 9 THCS Khóa thi ngày 08 tháng 4 năm 2014 Môn thi: HÓA HỌC Thời gian làm bài: 150 phút (không kể thời gian giao đề) Câu 1.điểm 1.  . !" #  $ %&'()*(+%%,-./0121-.232- -4%5670&.8 .9- -:-4%567%,-./01.8 .9-   ; < =:>.8 .9- %,- ./01.8 .9- =3?.2)*(%,-./01  .28@)*('%,-./01.8 .9-   ; < 3A-.2)>$0?%-,-2B%5CDE'?%-,-DE#D$5:&%:&) 2.@'-4%563F%5:'=G5H'I%4%>=&J   K ==0&   K ) 5C'&$2B,@G-3LM'?%@-4%%5:=G0&0?%-,-2B%5C@G-) 3.:&%&NB3-8$L@N8J . :!" K  < DE:&%:&01.8 .9-   ; < =:>.2%832-.8 .9- Q) Q%&'();/-RS=  0&:(+%)*(DE:&%:&01.8 .9-  K =:> .2)*('%,-./01.8 .9- TU < )V?%-,-2B%5CDE#D$5) 2.