<div><table border="1" cellpadding="0" cellspacing="0" class="MsoTableGrid" style="border-collapse: collapse; border: none; mso-border-alt: solid windowtext .5pt; mso-yfti-tbllook: 1184; mso-padding-alt: 0in 5.4pt 0in 5.4pt;"><tbody><tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; height: 28.35pt;"><td style="width: 69.2pt; border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="92"><p align="center" class="MsoNormal"></p></td><td style="width: 49.6pt; border: solid windowtext 1.0pt; border-left: none; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="66"><p align="center" class="MsoNormal"><span style=" ">HCl</span></p></td><td style="width: 127.6pt; border: solid windowtext 1.0pt; border-left: none; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="170"><p align="center" class="MsoNormal"><span style=" ">NaOH</span></p></td><td style="width: 92.15pt; border: solid windowtext 1.0pt; border-left: none; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="123"><p align="center" class="MsoNormal"><span style=" ">Na<sub>2</sub>SO<sub>4</sub></span></p></td><td style="width: 142.5pt; border: solid windowtext 1.0pt; border-left: none; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="190"><p align="center" class="MsoNormal"><span style=" ">Ca(OH)<sub>2</sub></span></p></td></tr><tr style="mso-yfti-irow: 1; height: 28.35pt;"><td style="width: 69.2pt; border: solid windowtext 1.0pt; border-top: none; mso-border-top-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="92"><p align="center" class="MsoNormal"><span style=" ">Quỳ tím</span></p></td><td style="width: 49.6pt; border-top: none; border-left: none; border-bottom: solid windowtext 1.0pt; border-right: solid windowtext 1.0pt; mso-border-top-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="66"><p align="center" class="MsoNormal"><span style=" ">Đỏ</span></p></td><td style="width: 127.6pt; border-top: none; border-left: none; border-bottom: solid windowtext 1.0pt; border-right: solid windowtext 1.0pt; mso-border-top-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="170"><p align="center" class="MsoNormal"><span style=" ">Xanh</span></p></td><td style="width: 92.15pt; border-top: none; border-left: none; border-bottom: solid windowtext 1.0pt; border-right: solid windowtext 1.0pt; mso-border-top-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="123"><p align="center" class="MsoNormal"><span style=" ">Tím</span></p></td><td style="width: 142.5pt; border-top: none; border-left: none; border-bottom: solid windowtext 1.0pt; border-right: solid windowtext 1.0pt; mso-border-top-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="190"><p align="center" class="MsoNormal"><span style=" ">Xanh</span></p></td></tr><tr style="mso-yfti-irow: 2; mso-yfti-lastrow: yes; height: 28.35pt;"><td style="width: 69.2pt; border: solid windowtext 1.0pt; border-top: none; mso-border-top-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="92"><p align="center" class="MsoNormal"><span style=" ">CO<sub>2</sub></span></p></td><td style="width: 49.6pt; border-top: none; border-left: none; border-bottom: solid windowtext 1.0pt; border-right: solid windowtext 1.0pt; mso-border-top-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="66"><p align="center" class="MsoNormal"><span style=" ">x</span></p></td><td style="width: 127.6pt; border-top: none; border-left: none; border-bottom: solid windowtext 1.0pt; border-right: solid windowtext 1.0pt; mso-border-top-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="170"><p align="center" class="MsoNormal"><span style=" ">Không hiện tượng</span></p></td><td style="width: 92.15pt; border-top: none; border-left: none; border-bottom: solid windowtext 1.0pt; border-right: solid windowtext 1.0pt; mso-border-top-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="123"><p align="center" class="MsoNormal"><span style=" ">x</span></p></td><td style="width: 142.5pt; border-top: none; border-left: none; border-bottom: solid windowtext 1.0pt; border-right: solid windowtext 1.0pt; mso-border-top-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-alt: solid windowtext .5pt; padding: 0in 5.4pt 0in 5.4pt; height: 28.35pt;" width="190"><p align="center" class="MsoNormal"><span style=" ">Kết tủa trắng</span></p></td></tr></tbody></table><p class="MsoNormal">Dấu x là đã nhận biết được rồi</p><p class="MsoNormal">Các phương trình hóa học:</p><div><img alt="Bằng phương pháp hóa học, hãy trình bày cách nhận biết dung dịch đựng trong các lọ bị mất nhãn: HCl, NaOH, Na2SO4, Ca(OH)2. (ảnh 1)" src="https://daythem.com/public/s3/user.editor.image/2025/10/user-system-generate/40b3fa94-65e6-46c4-aaee-e2a40e9a2c26/1761879118.png"/></div></div>

Tự luận tổng hợp Hóa 9 Chương 2: Các loại hợp chất vô cơ có đáp án - Đề 4

Hóa

Phổ thông

Tải đề thi tự luận: Tự luận tổng hợp Hóa 9 Chương 2: Các loại hợp chất vô cơ có đáp án - Đề 4, hoặc tham gia hoàn thiện 3 lời giải chi tiết cùng gia sư Huỳnh Quang An