napisz reakcje jonową Na + HCl i Ca + H2SO4
2Na+2HCl-->2NaCl+H₂
2Na + 2H⁺ + 2Cl⁻ -->2Na⁺ + 2Cl⁻ + H₂
2Na + 2H⁺ -->2Na⁺ + H₂
Ca+H₂SO₄-->CaSO₄+H₂
Ca + 2H⁺ + SO₄²⁻ -->Ca²⁺ + SO₄²⁻ + H₂
Ca + 2H⁺ -->Ca²⁺ + H₂
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2Na+2HCl-->2NaCl+H₂
2Na + 2H⁺ + 2Cl⁻ -->2Na⁺ + 2Cl⁻ + H₂
2Na + 2H⁺ -->2Na⁺ + H₂
Ca+H₂SO₄-->CaSO₄+H₂
Ca + 2H⁺ + SO₄²⁻ -->Ca²⁺ + SO₄²⁻ + H₂
Ca + 2H⁺ -->Ca²⁺ + H₂