De HSG Moi

SỞ GIÁO DỤC VÀ ĐÀO TẠO ĐỒNG THÁP  KỲ THI CHỌN HỌC SINH GIỎI LỚP 12 THPT CẤP TỈNH NĂM HỌC 2010 - 2011  ĐỀ THI MÔNHOÁ HỌC Thời gian làm bài 180 phút (không kể thời gian phát đề)   Câu 1:(2,0 điểm) 1. !"#$%&"'()*+,-. /"/% 012)3+4556+%7%89/"/%012: a. 0; : b. <=>?(@A(/"/%B%%-*+,-.B455 : c. C%-AD+EF(2 <  ) G ' : 2. C2 -H(.!%@%4>/%(#,((-H/"/% I/ @ J  K 3 NO − K H + →  3 Fe + K 2 4 SO − KGK<  G Câu 2: (2,0 điểm) 1. 0;&L)M)CB%'(.!> MK<  JG 7 08 0 t → N5LK::::::::  OK<  JG 7 08 0 t → N5MK::::::::  LKM → C?K:::: ' 2. <&(P%% )9745L*B%DD;!)7G<0#$"5DD; : a.Q54"#$%DD; :  b.Q5(<DD; : MA<H>(2"@" 1 -1,76 a K 10= B R)  2 a K − = Câu 3:(2,0 điểm) 1. CSDT(/%"("/:<=(2-UDD;0V-U>C")<JG 7 ) CC"  )L"C" ' )I/C" ' )  CG ' :WA(.!@.*D+% 2. X1DD;%%@<L01%"Y""C)H>(2"@N  B010U"" α :Z[( -6!5N  /%\> α BC:M]^>V0U"#_ Câu 4:(2,0 điểm) 1. C%(.!LKM → CK` #a"5UB_b014B0#$b4A^.>02*U01 4c0d Q5U 01%"Y" Q01%"Y(e A B  ) ) 7 16,0.10 −  ) ) 7 2,0.10 − ' ) ) 7 4,0.10 − Q5H>014(.!BBA-6!01(.!:C%-A-[(.!f 2.C%>,0> ++ + + + + 6 2 2 1 2 3 4 5 7 ACl H O NaOH NaOH NaOH A A A A A A A → → → → → → MAL0#$0A-Hg$(^8(%(%)B*  C%"3 0U: L R "&4AB: 0;&L)L  )L  )L ' )L 7 )L h )L 9 )L R 4ciBA(.!%F Câu 5(2,0 điểm) 1. `D j k# l  l % 2 Ca + ) Na + ) ' <CG − B m  C" − )%0% l >c l %" n % C" − &(0c>%" % Na + :C%1DD j k( n # l B, l DD j G<D#)0#, j 74 l  n : Y Đề chính thức C%1DD j k% m " j ( n # l B, l DD j CG<  D#)0#, j h4 l  n :X j  4 l ) l 0>c0 l  j DD j ko m 0#, j 2 l  l 4: 0;;: 2. C%p)qg$( CBI/ ' G 7 DPB_DD;<G ' "%=)0B4& 0:J4(.!@.%%)0#$h)7"545G>.(\4D&)*04) DD;rB3"+')94"%+:Cc+DD;r)0#$4: 0; ;: Câu 6(2,0 điểm) 1. WAc!&+%BF0(2&+%C 7 < p C": 2. s.5-H,A(.!)+>%4(2-%)D/"(%(%c#a -t,G<+%/"-%",")D/"(%(%": Câu 7(2,0 điểm) 1. <$(&LC< ' C<G<C<uC<C< ' 70(2"[(6:Wv&e70(2"[(6 0: 2. <=@0;c!&+% )r)w)x%>,0>4ciBA(.!%F   0 ++ 1) + 2 5 2 2 + 10 12 2 2 4 2 C H OHCl (1:1) CO Mg aùnh saùng ete H O/ H H SO ñaëc, t Toluen X Y Z R(C H O )→ → → → Câu 8(2,0 điểm) 1. Qy-/t/B&Bc,)@eiA40)BA>,0(.!F0A a. meta-"%%-/t/ b. @meta--%-/t% 2. <T(24"C< '  ' BC< ' C<  C<  <  :X1&>c*7p % C)&3"+>c *' % C:C%-A&%*U01 >c%fs.5: Câu 9(2,0 điểm) 1. N(2%%7')71(/( +*0#$'h)9"Bh) "@:WAc!&+%6(/( : 2. WAc!AI>,&> a. 'Jz-%Jz-%": b. x%'Jz(/%": Câu 10:(2,0 điểm) 1. 0;&L  )L  )L ' )L 7 4ciBA(.!: L  L  L ' L 7 C< ' G<Y<C" C< ' CG  G C  < h   JG 7 G< <  GY<C" L   W_L" D α − s"%(%t, 2. 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