Which of the listed substances does copper react with: water, sulfur oxide (4), silver oxide, hydrochloric acid. Write down equations for possible reactions.
1) SO2 + Ca (OH) 2 = CaSO3 + H2O. with water
2) SO2 + H2O = H2SO3. with sulfur oxide (4)
3) 2SO2 + O2 = 2SO3. With silver oxide
4) SO2 + Cl2 + H2O = H2SO4 + 2H. With hydrochloric acid
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