thi thu 20-10-2010

trung tâm ôn - luyện Phan bài khảo sát Kin thc cn bn Luyn thi i hc Cõu 1. ! "# $% "& $% "' $( ! ") *% "+ *,-./0123 450678 !9 :# ;< *") "' Cõu 2.=>/? @ A 12B A 11/C3D/C>E6"FG? A H502DEI :)+ ;)< *+F++ Câu 3. Cho các hạt vi mô: O 2- (Z = 8); F - (Z = 9); Na, Na + (Z = 11), Mg, Mg 2+ (Z = 12), Al (Z = 13). Thứ tự giảm dần bán kính hạt là: A. O 2- , F - , Na, Na + , Mg, Mg 2+ , Al. B. Na, Mg, Al, Na + , Mg 2+ , O 2- , F - C. Na, Mg, Al, O 2- , F - , Na + , Mg 2+ . D. Na + , Mg 2+ , O 2- , F - , Na, Mg, Al. Câu 4. Nguyên tử của nguyên tố X có cấu hình electron ở 2 phân lớp ngoài cùng là 3d 2 4s 2 . Vị trí trong bảng tuần hoàn của X là: A. chu kì 4, phân nhóm chính nhóm IV. B. chu kì 4, phân nhóm phụ nhóm IV. C. chu kì 4, phân nhóm chính nhóm II. D. chu kì 4, phân nhóm phụ nhóm II. Câu 5.*&JK1*/%LMNOP4>QKR8ST USS,V$ + WG/41XYXC 66%/QK45V$LX1Z43S/C[R%\0N%#404? 6SSE/>S/ S!E ] :LV$ + R + ;*/LV$ + R ) *LV$ + R + 6*/LV$ + R ) LV$ + R ) Cõu 6.*F^01[6 6_S/S!Y"%#OO4/G/1XY6CB S/S!`/QK"%"FF[a4bcd e4>QKD2f/1XY6 :F%"P ;#%"P *&%"P '%"P Cõu 7.g//>4%4?h8%/>6C!12/ijQU LRg*$ + kg*l$ ) ] LRg*$ + kg*$ N lg* ;MI12/i66&%+Fg*$ + /QK+%+Fg*bcd4!12/iLR 6LR QBY6 :##%#&P 6++%++P ;++%++P 6##%#&P *FF%FFP 6NN%NFP NN%NFP 6FF%FFP Cõu 8.*"%)5JK1 6 6`/imC45 6M/8I884/M8G/_ j7M/8`/QK_JK145Y+OP/ e.5 66QKDWX />\)OP UQKc/61c1cd e.5DJK1c/ 6J K1/1XYcQKI :##%)FP 6"'%&FP;'"%)FP 6##%)FP*##%)FP 6+O%&FP''%)FP 6+O%&FP Cõu 9._S/S!Y, ) G$ N 6O%FN+/>D_YDL/>ER* 6S/ S!6C_QKgnM47`/QK+%OFn ) />E6 :V*$ N ;V*$ + *V*$ ) V*$ Cõu 10.bXYo,V$ + U + $ N 045ELX1Z43S/C[R=H>1QB`8p6 )O`45E6 :V ) ;V$ *V$ ) V ) $ Cõu 11.*))SSV$,"OP 6FSS, + b$ N +<%)P/>/QK/1XY6 :V ) ,b$ N ;V, ) b$ N *V ) ,b$ N 6V, ) b$ N V + b$ N 6V ) ,b$ N Cõu 12.^774q A V, + MSQ 6SSr* ) ,HQKs/8QK6 :4MDT0%4? ;4MDa4? *4MD%4? 4MDa%/ Cõu 13:4E8ST UL4R0S^/[MFF%ONP ] 4>QKE?Y 1236 :*, N ;* ) , # ** + , ' * N , "O Cõu 14.;M_4t1XYQK U>)Ou&; ) *?Y123Dt6 :* ) , N ;* N , ' ** + , # * F , "O Cõu 15.*S/S!Y"%))[o/BE6vD18ST UQULSQR/QK+%F< K1[tY+/C3123L"OOPR*?Y123DE6 :* & , ' $ ;* ' , "O $ ** < , ") $ * "O , "N $ Câu 16.:BYEY"F%OFP4>QKBE6 :C ;C *1C 1C Câu 17.Ga1M1YdSc5wBD8[/L"RV, + %L)R*, + V, ) %L+R* # , F V, ) %LNRL*, + R ) V,%LFR * ) , F V, ) %L#R1$ ) V* # , N V, )  :#%+%"%)%F%N ;+%#%"%)%N%F *N%F%)%+%"%# "%)%+%N%F%# Câu 18.8QU7QK/L*, + R ) *,*,L$,R*, + e/4H5K1/QK4 GX1Z56  :)C/" ;)C/) *+C/" 1) Câu 19.,E%tx?Y123* N , ' g1XY U%7E/QK_S^/["%) 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