氯气与氢气的反应，这方程式及其现象。 - 百度知道
方程式：H2+Cl2= 2HCl（条件：光照或点燃）现象：安静地燃烧，发出苍白色火焰，集气瓶口有白雾。 氢气和氯气混合后光照会发生爆炸。 应用：共价化合物的形成、制备盐酸。
H2 + Cl2 = HCl - Balanced chemical equation, limiting reagent …
1 H 2 + 1 Cl 2 = 1 HCl For each element, we check if the number of atoms is balanced on both sides of the equation. H is not balanced: 2 atoms in reagents and 1 atom in products.
H2 + Cl2 → 2 HCl - 配平的方程式 | 线上化学方程式！
已求解并配平的化学方程式 H2 + Cl2 → 2 HCl 具有完整的产物. 请求补充完整产物并配平方程.
27. Complete and balance the following equation: 1. H2 + Cl2→
Hydrogen (H 2) reacts with Chlorine (Cl 2) and forms Hydrochloric acid (HCl). The skeletal chemical equation is as follows: The skeletal chemical equation is as follows: H 2 Hydrogen + Cl 2 Chlorine → HCl Hydrochloric acid
Hydrogen chloride | Definition, Formula, Properties, & Facts
2024年11月15日 · Hydrogen chloride may be formed by the direct combination of chlorine (Cl 2) gas and hydrogen (H 2) gas; the reaction is rapid at temperatures above 250 °C (482 °F). The reaction, represented by the equation H 2 + Cl 2 → 2HCl, is accompanied by evolution of heat
H2+Cl2===(加热)HCl 中H 和Cl为什么要加“2” - 百度知道
2012年7月14日 · 这个。。。H2是代表氢气，Cl2是氯气。加2是代表这个是双原子分子。简单的说，H2就代表一个氢分子是由两个氢原子组成的。而且氢气氯气的化学式就是这样书写。你以后学了化学式的书写规律就知道了。
What is order of reaction h2+cl2=2hcl? - Socratic
2018年2月25日 · H2+ Cl2 -----> 2HCl The rate law can be concluded from this equation: R = k {H2} {Cl2} where: k is the rate constant, {H2} is the concentration of hydrogen gas and {Cl2} is the concentration of chlorine gas; all are to the power one as mentioned in the balanced equation.
How to Balance H2 + Cl2 → HCl - YouTube
2017年9月20日 · How to Balance H2 + Cl2 → HCl Visit https://www.Breslyn.org for video guides on balancing equations and more!In order to balance H2 + Cl2 → HCl you'll need...
H2+Cl2生成什么 - 百度知道
2016年4月4日 · H2+Cl2=2HCl（条件是光照或点燃，不同条件现象不同） （1）氯气和氢气在光照条件下发生爆炸； （2）氢气在氯气中燃烧,发出苍白色的火焰； 反应后都生成氯化氢,若是实验室试验，可以在集气瓶的瓶口看到有白雾
Write the balanced equation for hydrogen - BYJU'S
In order to balance the equation, we will make the coefficient of HCl as 2. Now the equation becomes; H 2 (g) Hydrogen + Cl 2 (g) Chlorine → 2 HCl (g) Hydrogen chloride