向硫化钠水溶液中通于少量的二氧化碳反应方程式
硫化钠水溶液与少量二氧化碳反应会产生硫化氢气。
The reaction of sodium sulfide solution with a small amount of carbon dioxide produces hydrogen sulfide gas.
硫化氢气是无有毒气体，有明显的臭鸡蛋味。
Hydrogen sulfide gas is a colorless, toxic gas with a noticeable rotten egg smell.
硫化钠水溶液中的反应会产生硫化钠和碳酸氢钠。
The reaction in the sodium sulfide solution will produce sodium sulfide and sodium hydrogen carbonate.
硫化钠水溶液与二氧化碳反应的化学方程式为：Na2S(aq) + CO2(g) → Na2CO3(aq) + H2S(g)。
The chemical equation for the reaction of sodium sulfide solution with carbon dioxide is: Na2S(aq) + CO2(g) → Na2CO3(aq) + H2S(g).
硫化钠是一种碱性化合物，而碳酸氢钠是一种中性盐。
Sodium sulfide is a basic compound, while sodium hydrogen carbonate is a neutral salt.
硫化钠水溶液中通入少量二氧化碳，可观察到气泡产生和溶液变浑浊。
Adding a small amount of carbon dioxide to the sodium sulfide solution will result in the production of bubbles and the solution becoming cloudy.
硫化钠水溶液中的反应属于盐酸与碳酸盐的中和反应。
The reaction in the sodium sulfide solution belongs to the neutralization reaction of a base and a carbonate.
反应过程中，二氧化碳溶解在水中形成碳酸溶液。
During the reaction, carbon dioxide dissolves in water to form a solution of carbonic acid.
碳酸溶液与硫化钠发生中和反应，生成碳酸氢钠和硫化氢气。
The carbonic acid solution reacts with sodium sulfide in a neutralization reaction to produce sodium hydrogen carbonate and hydrogen sulfide gas.
硫化氢气可以通过其特有的臭味来迅速识别。
Hydrogen sulfide gas can be rapidly identified by its distinctive foul odor.
硫化氢气的适应剂浓度超过5 ppm会对人体造成威胁。
reaction orderExposure to concentrations of hydrogen sulfide gas greater than 5 ppm can pose a threat to human health.
氧化钙和生石灰可以用来吸收硫化氢气。
Calcium oxide and slaked lime can be used to absorb hydrogen sulfide gas.
化学工业中通常会在处理废水中使用硫化钠来沉淀重金属离子。
Sodium sulfide is commonly used in the chemical industry to precipitate heavy metal ions in wastewater treatment.
硫化钠水溶液通入二氧化碳也是一种环保试剂。
Adding carbon dioxide to a sodium sulfide solution is also an environmentally friendly reagent.
这种反应可以用于检测二氧化碳的存在。
This reaction can be used to detect the presence of carbon dioxide.
硫化钠水溶液中通入二氧化碳可以用于实验室中的化学教学。
The addition of carbon dioxide to a sodium sulfide solution can be used for chemical teaching in the laboratory.
观察化学反应是化学学习中的一种重要方法。
Observing chemical reactions is an important method in chemical education.
学习化学实验可以培养实验操作能力和观察力。
Learning chemical experiments can cultivate practical skills and observational abilities.
合理使用化学试剂可以降低化学实验的危险性。
Proper use of chemical reagents can reduce the hazards of chemical experiments.
在化学实验中必须严格遵守安全操作规程。
Strict adherence to safety procedures is essential in chemical experiments.
明确化学试剂的性质和用途对实验安全至关重要。
Clearly understanding the properties and uses of chemical reagents is crucial for experimental safety.

版权声明：本站内容均来自互联网，仅供演示用，请勿用于商业和其他非法用途。如果侵犯了您的权益请与我们联系QQ:729038198，我们将在24小时内删除。