Đề kiểm tra Hoá 9
Thời gian: 45 phút

Họ và tên:.............................................................................. Lớp: 9.........................

Điểm




Lời phê của cô giáo

 Đề bài:
Phần I : Trắc nghiệm khách quan :
Câu 1: Hãy khoanh tròn vào chữ cái đứng trước câu trả lời đúng:
Dãy chất nào sau đây vừa tác dụng với nước vừa tác dụng với axit.
a. SO2 ; Na2O ; CaO ; NO b. Na2O ; N2O5; CO; MgO
c. K2O ; CaO ; Na2O d. K2O ; SO2 ; P2O5
Câu 2: Cho các chất sau: H2SO4(đ,nóng) ; CuO ; Fe; CO ; Ca(OH)2 ; CaCl2
Hãy chọn các chất và hệ số thích hợp điền vào chỗ trống trong các PTPƯ sau:
a. CO2 + -> CaCO3 + H2O
b. Cu + ………... -> CuSO4 + SO2 + H2O
c. + H2SO4 -> FeSO4 + H2
d. 2HCl + Ca(OH)2 -> + H2O
Câu 3: Có 3 lọ mất nhãn đựng các dd sau: NaOH ; HCl ; H2SO4
Hãy chọn thuốc thử để nhận biết các dung dich trên:
a. Dung dịch BaCl2 c. Quì tím
b. Dung dịch BaCl2 và giấy quì d. Tất cả đều sai.
Phần II: Tự luận
Câu 4: Viết PTHH thực hiện sự chuyển hóa:
S 1 SO2 2 SO3 3 H2SO4 4 Na2SO4 5 BaSO4
...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Câu 5: Hòa tan 14 (g) sắt bằng một khối lượng d2 H2SO4 98% (vừa đủ)
a. Tính khối lượng d2 H2SO4 đã dùng.
b. Tính thể tích khí (ở đktc) thu được sau phản ứng.
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ ........................................................................................................................................................................................................................... Có 3 ống nghiệm đựng các dung dịch các chất sau: K2SO4 , HNO3, KCl .
Phương pháp hoá học nào sau đây dùng để nhận biết các hợp chất đó?
A .Quỳ tím và d2 nước vôi trong C. Phenolphtaleil d2 nước vôi trong B. Phenolphtaleil và d2 BaCl2 D. Quỳ tím d2 BaCl2

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