Question

С во­до­ро­дом может ре­а­ги­ро­вать 1) хлор 2) медь 3) гид­рок­сид калия 4) со­ля­ная кис­ло­та

Answer 1

 ответ 1,а еще могут реагировать кислород, сера, фтор, хлор, йод

Answer 2

Reactivity of Hydrogen with Various Substances

Hydrogen can react with the following substances:

1) Chlorine 2) Copper 3) Potassium Hydroxide 4) Hydrochloric Acid

Hydrogen can react with these substances to form various compounds or undergo chemical changes. For example, hydrogen can react with chlorine to form hydrogen chloride, with copper to form copper oxide, with potassium hydroxide to form water and potassium, and with hydrochloric acid to form hydrogen chloride gas.

These reactions are fundamental to understanding the chemical properties and behavior of hydrogen in different contexts.