is the second element in the helogen chlorine works chemically quite strongThe majority of chlorine is chlorine ion exists in salt and some substance. Although it is a very strong poison ... chlorine used in disinfection of tap water with an allow, so we can use the chlorine can react with metals to form salt chloride reacts with hydrogen to form hidoro chloride gas. Especially when the flowers do vớicánh use tac cl change color the petals due to chlorine Hydrochloric Acid compounds, thus generating chlorine bleaches used in effective
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