Đề KT Hóa 9- Tiết 10

TRƯỜNG THCS KIM ĐỒNG KIỂM TRA 1 TIẾT Lần 1
TỔ KHOA HỌC TỰ NHIÊN II Môn: HOÁ HỌC Lớp 9
(Học sinh làm bài trên tờ đề này) Ngày kiểm tra: ....../......./200....
Họ và tên học sinh: .......................................................... Lớp 9/ ...
ĐỀ CHÍNH THỨC: (Thời gian làm bài : 45 phút) ĐỀ SỐ:01
I.PHẦN TRẮC NGHIỆM: (3đ)
Câu 1: (1,5đ) Hãy khoanh tròn một trong các chữ cái A,B,C hoặc D đứng trước phương án chọn đúng:
1. Dãy nào sau đây toàn là Ô xit bazơ : (0,5đ)
A. Al2O, Na2O, ZnO, K2O B. CaO, Fe2O3, SiO2, MgO
C. SO2, Fe2O3, NO, ZnO D. FeO, NO2, Na2O, Al2O3 
2. (0,5đ) Cho PTHH sau:
2HCl + K2 SO3 ( KCl + Y + H2O . Y là:
A. CO B. CO2 C. SO2 D. H2SO3
3. Ô xit nào sau đây tác dụng được với cả KOH và H2SO4 ( 0,5đ ) :
A. MgO B. CO2 C. Fe2O3 D. ZnO
Câu 2: (1,5đ) Cho các chất sau : MgO, H20, SO2, CO2, CuO, ZnO. Hãy chọn những chất thích hợp đã cho điền vào chỗ trống trong các PTHH sau:
1. K2CO3 + 2HCl ( 2KCl +.......... +.......... 2. ......... +.......... ( H2CO3
3. 2HCl + Na2CO3 ( 2NaCl +...........+.......... 4. H2SO4 +.......... ( CuSO4 +.........
5. Na2SO3 + H2SO4 ( Na2SO4 + ......... +.......... 6. HCl + ......... ( MgCl2 +..........
II. PHẦN TỰ LUẬN: (7đ)
1. Nhận biết các dung dịch sau bị mất nhãn (2đ): K2SO4, NaCl , H2SO4, HCl
2. Viết PTHH thực hiện dãy chuyển hoá sau (1,5đ): S ( SO2 ( Na2SO3 ( Na2SO4
3. Bài toán :( 3,5đ)
Hoà tan 8,1g ZnO trong 500ml d d H2SO4 2M.
a. Viết PTHH
b. Tính khối lượng a xit đã phản ứng và khối lượng muối tạo thành?
c. Tính nồng độ mol của các chất trong dd sau phản ứng ( giả sử thể tích dd không thay đổi)
- Hết-
BÀI LÀM:
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