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100 đề thi học sinh giỏi hóa lớp 9

Thứ ba - 13/10/2015 11:12
100 đề thi học sinh giỏi hóa lớp 9 bao gồm đề thi và đáp án kì thi chọn học sinh giỏi lớp 9 môn hoá những năm trước. Tài liệu này giúp các bậc giáo viên định hướng bồi dưỡng học sinh giỏi, đồng thời cũng giúp các bạn học sinh tự ôn luyện.

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