ĐỀ THI HỌC SINH GIỎI MÔN HÓA HỌC LỚP 9 CHỌN LỌC - SỐ 13

Ngày tải lên: 30/07/2015, 18:41

Ngày tải lên: 29/07/2015, 15:39

... ý cần vào mức độ trả lời Học Sinh - Khuyến khích làm có tính sáng tạo , lập luạn tư logic - Tổng điểm toàn làm tròn đến 01 chữ số thập phân ( VD: 10. 25 = 10. 3; 10. 75 =10. 8 ) §iÓm Câu hỏi Nội dung ... thanh, khó học khó sử dụng, khả phổ biến bị hạn chế - Người Hylạp, Rôma phát minh hệ chữ A, B, C hệ thống chữ số La Mã I, II, III tiện dụng sử dụng linh hoạt ngày nhiều nước...

Ngày tải lên: 29/07/2015, 15:51

Ngày tải lên: 29/07/2015, 16:14

... 0,2 M tới phản ứng hoàn toàn tách 38,65 gam chất rắn A - Cho 7,73 (gam) A tác dụng với dung dịch HCl dư thoát 1,12 lít khí (ở đktc) - Cho 23, 19 (gam) A tác dụng với dung dịch AgNO dư thu 77,76 (gam) ... 18,85 gam Tỉ khối hỗn hợp (A) Heli nhỏ 10 Hãy xác định công thức cấu tạo (X), (Y) Biết số mol (X) 60% tổng số mol (X), (Y) có hỗn hợp (A) Các phản ứng xảy hoàn toàn ... khối lượn...

Ngày tải lên: 28/07/2015, 09:44

... (not go) _there 10 It was a close call We (kill) _ In democratic countries, any efforts (11) (restrict) _the freedom of the press are rightly condemned However, this freedom (12) (easily, abuse) ... in their lives feel afraid of something; fear of the dark as children, afraid of spiders or flying For the most part, these fears are normal and not interfere (12) _ our ability to get on with ....

Ngày tải lên: 29/07/2015, 15:35

... his exam with colours A flying B failing C imagining D changing Your answers: 10 11 12 13 14 15 16 17 18 19 20 PART V From four underlined parts, choose the one that needs correction then ... head in his hands It gets my nerves 10 The children hastily changed _ bathing things and jumped into the river with shouts of delight Your answers: 10 PART VII Give the correct form of...

Ngày tải lên: 29/07/2015, 15:37

... simply to talk about the problem We must act now before it is too late to anything about it Join us now Save the earth This is too important to ignore * Question: 34 Can we swim in the seas and ... Tom (finish) ………………………… the letter before he went to bed 25 How long you (work)………………………………….for this company? 26 I (read) ……………………… several novels by Shakespeare 27 Henry (live) …………… in New York

Ngày tải lên: 29/07/2015, 15:37

... rather (not go) _there 10 It was a close call We (kill) _ In democratic countries, any efforts (11) (restrict) _the freedom of the press are rightly condemned However, this freedom (12) (easily, ... of something, help is (14) _ hand Researchers are making enormous progress (15) _ understanding what a phobia is and what makes it come (16) _ It is surprising how many people think ... actually...

Ngày tải lên: 29/07/2015, 15:37

... years A friends B friendship C friend D friendly 14 If I had time, I to the beach with you this weekend A would have gone B would go C will have gone D will go II Supply the correct form ... world people listen to classical music Classical music is difficult to describe It means different things to different people Some famous classical composers were Bach, Vivaldi, Haydn, and Mozart ... Bach...

Ngày tải lên: 29/07/2015, 15:37

... simply to talk about the problem We must act now before it is too late to anything about it Join us now Save the earth This is too important to ignore * Question: 34 Can we swim in the seas and ... Tom (finish) ………………………… the letter before he went to bed 25 How long you (work)………………………………….for this company? 26 I (read) ……………………… several novels by Shakespeare 27 Henry (live) …………… in New York

Ngày tải lên: 29/07/2015, 15:37

... simply to talk about the problem We must act now before it is too late to anything about it Join us now Save the earth This is too important to ignore * Question: 34 Can we swim in the seas and ... Tom (finish) ………………………… the letter before he went to bed 25 How long you (work)………………………………….for this company? 26 I (read) ……………………… several novels by Shakespeare 27 Henry (live) …………… in New York

Ngày tải lên: 29/07/2015, 15:37

... lasted for more than 20 years A friends B friendship C friend D friendly 14 If I had time, I to the beach with you this weekend A would have gone B would go C will have gone D will go II ... world people listen to classical music Classical music is difficult to describe It means different things to different people Some famous classical composers were Bach, Vivaldi, Haydn, and Mozart ... Ba...

Ngày tải lên: 29/07/2015, 15:38

... friends, Ba THE END Lưu ý: Giám thị coi thi không giải thích thêm Thí sinh làm vào tờ giấy thi ĐÁP ÁN ĐỀ THI CHỌN HSG CẤP TRƯỜNG NĂM HỌC 2013 - 2014 MÔN TIẾNG ANH LỚP 10 (Đáp án gồm trang) I PHONOLOGY: ... American colonies (9) independence from England The French wanted to (10) .something special for the U.S centennial, its 100 th birthday A symbolizes B illustrates C shows D pr...

Ngày tải lên: 29/07/2015, 15:38

... because, (3) Đề thi HSG lớp 10 you’re a fast reader, it can take a (4) amount of time to finish a novel, for example But in the modern world, time is something that can be in ... _ Đề thi HSG lớp 10 A them often enough B have the encouragement of others C take them seriously enough D them vigorously enough The writer does not like keep-fit programmes because he thinks ... how...

Ngày tải lên: 29/07/2015, 15:38