ĐỀ KIỂM TRA 1TIÊT HOA 9 TIET 60
Chia sẻ bởi Nguyễn Thanh |
Ngày 15/10/2018 |
26
Chia sẻ tài liệu: ĐỀ KIỂM TRA 1TIÊT HOA 9 TIET 60 thuộc Hóa học 9
Nội dung tài liệu:
Trường THCS Xi Măng
Họ và tên: ....................................................................Lớp 9
Kiểm tra: Hóa học 9 – Thời gian: 45 Phút.
Điểm
Lời phê của thầy, cô giáo
ĐỀ BÀI
Câu 1:( 2đ ) Nêu đặc điểm cấu tạo của axit axetic? So sánh cấu tạo của axit axetic với cấu tạo của rượu etylic? Câu 2: ( 2,5đ) Viết phương trình phản ứng ghi rõ điều kiện phản ứng(nếu có) để thực hiện chuyển hóa sau: C2H4 (C2H5OH (CH3COOH (CH3COOC2H5
CO2 (CH3COO)2Mg Câu 3: (1đ) Cho 50ml dd rượu etylic 450. Tính thể tích rượu etylic nguyên chất? Câu 4: (1,5đ) Hãy nhận biết các chất lỏng không màu sau bằng phương pháp hóa học: Rượu etylic, axit axetic, etyl axetat. Câu 5: (3đ) Hỗn hợp X gồm axit axetic và rượu etilic. Cho 8,3 gam hỗn hợp X tác dụng hết với Na tháy thoát ra 1,68 lít khí H2 ở đktc. a, Viết các PTHH xảy ra? b, Tính % khối lượng mỗi chất có trong m gam hỗn hợp?
Bài làm
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Họ và tên: ....................................................................Lớp 9
Kiểm tra: Hóa học 9 – Thời gian: 45 Phút.
Điểm
Lời phê của thầy, cô giáo
ĐỀ BÀI
Câu 1:( 2đ ) Nêu đặc điểm cấu tạo của axit axetic? So sánh cấu tạo của axit axetic với cấu tạo của rượu etylic? Câu 2: ( 2,5đ) Viết phương trình phản ứng ghi rõ điều kiện phản ứng(nếu có) để thực hiện chuyển hóa sau: C2H4 (C2H5OH (CH3COOH (CH3COOC2H5
CO2 (CH3COO)2Mg Câu 3: (1đ) Cho 50ml dd rượu etylic 450. Tính thể tích rượu etylic nguyên chất? Câu 4: (1,5đ) Hãy nhận biết các chất lỏng không màu sau bằng phương pháp hóa học: Rượu etylic, axit axetic, etyl axetat. Câu 5: (3đ) Hỗn hợp X gồm axit axetic và rượu etilic. Cho 8,3 gam hỗn hợp X tác dụng hết với Na tháy thoát ra 1,68 lít khí H2 ở đktc. a, Viết các PTHH xảy ra? b, Tính % khối lượng mỗi chất có trong m gam hỗn hợp?
Bài làm
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