H2 reacts with every oxidizing element. Hydrogen can react spontaneously and violently at room temperature with chlorine and fluorine to form the corresponding hydrogen halides, hydrogen chloride and hydrogen fluoride, which are also potentially dangerous acids. COUNT 2
QSN1 What are two other dangerous acids? ANS1 hydrogen chloride and hydrogen fluoride QSN2 What temperature does hydrogen react with these elements? ANS2 room temperature