
Bài 25 - Phản ứng với đá vôi - CTST
Interactive Video
•
Chemistry
•
9th Grade
•
Hard
Vượng Nông
FREE Resource
4 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hiện tượng quan sát được khi nhỏ dung dịch Axit Axetic vào đá vôi (CaCO₃) là gì?
A. Không có hiện tượng gì xảy ra
B. Có khí thoát ra và sủi bọt mạnh
C. Đá vôi chuyển sang màu vàng
D. Đá vôi tan hoàn toàn ngay lập tức
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phản ứng giữa Axit Axetic và đá vôi là phản ứng giữa:
A. Axit và bazo
B. Axit và muối cacbonat
C. Axit và oxit bazo
D. Axit và kim loại
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Axit Axetic tác dụng với đá vôi giải phóng khí Oxi.
Đúng
Sai
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phương trình hóa học của phản ứng giữa Axit Axetic và Canxi Cacbonat là:
A. CH₃COOH + CaCO₃ → Ca(CH₃COO)₂ + CO₂ + H₂O
B. CH₃COOH + CaCO₃ → CaCO₃ + CO₂ + H₂O
C. 2CH₃COOH + CaCO₃ → Ca(CH₃COO)₂ + CO₂ + H₂O
D. 2CH₃COOH + CaCO₃ → CaCO₃ + CO₂ + H₂
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