Học Để Thi

Trang Anh Nam Đề Thi HKI Môn Hóa Lớp 10 Trường 218 năm 2011-2012   Cho 7 3 Li , 23 11 Na , 39 19 K , 37 85 Rb , 12 6 C , 16 8 O , 14 7 N , 19 9 F , 24 12 Mg , 27 13 Al , 30 65 Zn , 56 26 Fe , 20 40 Ca , 15 31 P , 16 32 S 40 18 Ar , 108 47 Ag , 80 35 Br .   CÂU 1. Möùc ñoä phaân cöïc cuûa lieân keát hoaù hoïc trong caùc phaân töû ñöôïc saép xeáp theo thöù töï giaûm daàn töø C traùi sang phaûi laø: a) HBr, HI, HCl. b) HI, HBr, HCl c) HCl, HBr, HI d) HI, HCl, HBr.   CAÂU 2.       Hoãn hôïp X goàm Mg vaø Al coù khoái löôïng laø 20,4 g. Chia X laøm 2 phaàn baèng nhau:                            Phaàn 1 cho taùc duïng vôùi 400ml dd H 2 SO 4 1M thu ñöôïc Vlít H 2 ôû ñkc.      ...

Trang Anh Nam Anh Văn - Luyện Thi Đại Học   Mark the letter A, B,C or D on your answer sheet to indicate the correct answer to each of the following questions. Question 1: “Is this sweater easy to care for? -“Being made of cashmere, ____only. ” a) it can be dry cleaned b) you can dry clean it c) being dry cleaned d) to be dry cleaned Question 2: I _____ with my aunt when I go to Mexico next summer. a) stay b)  staying c) will be staying d) will have been staying Question 3: “Would you mind helping me?” ____ “_____” a) No, a problem b) Sure, no problem c) No, I wouldn‟t d) Yes, I would Question 4: “Can I leave early, please?” ______ “_____”. a) Yes, of course b) No, certainly c)  Yes, let's d) That's a good idea Question 5: “Did you have to do a lot of preparation for the meeting?” “_______ with the board, I reviewed all the proposals agai...