Proszę pomóżci!!!!!!!! Mam otrzymać cząsteczkowo i jonowo trzema metodami siarczek litu . Dzięki z góry za pomoc!!!
1.
2Na+S---->Na2S
2Na+ + S2- ------>Na2S
2.
2Na + H2S----> Na2S+H2
2Na+ + 2H+ +S2- -----> Na2S + 2H+
2Na+ + S2- ----> Na2S
3.
2NaOH+H2S---->Na2S+2H2O
2Na+ + 2OH- + 2H+ + S2- ----> Na2S +4H+ + 2O-
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1.
2Na+S---->Na2S
2Na+ + S2- ------>Na2S
2.
2Na + H2S----> Na2S+H2
2Na+ + 2H+ +S2- -----> Na2S + 2H+
2Na+ + S2- ----> Na2S
3.
2NaOH+H2S---->Na2S+2H2O
2Na+ + 2OH- + 2H+ + S2- ----> Na2S +4H+ + 2O-
2Na+ + S2- ----> Na2S