Chemistry
Complete and balance the following equations.
(a) Na + H2O ⟶ …………… + ……………
(b) Ca + H2O ⟶ …………… + ……………
(c) Mg + H2O ⟶ …………… + ……………
(d) Zn + H2O ⟶ …………… + ……………
(e) Fe + H2O ⟶ …………… + ……………
(f) Zn + HCl ⟶ …………… + ……………
(g) Al + H2SO4 ⟶ …………… + ……………
(h) Fe + HCl ⟶ …………… + ……………
(i) Zn + NaOH ⟶ …………… + ……………
(j) Al + KOH + H2O ⟶ …………… + ……………
Answer
(a) 2Na + 2H2O ⟶ 2NaOH + H2
(b) Ca + 2H2O ⟶ Ca(OH)2 + H2
(c) Mg + 2H2O ⟶ Mg(OH)2 + H2
(d) Zn + H2O ⟶ ZnO + H2
(e) 3Fe + 4H2O ⇌ Fe3O4 + 4H2
(f) Zn + 2HCl ⟶ ZnCl2 + H2
(g) 2Al + 3H2SO4 ⟶ Al2(SO4)3 + 3H2
(h) Fe + 2HCl ⟶ FeCl2 + H2
(i) Zn + 2NaOH ⟶ Na2ZnO2 + H2
(j) 2Al + 2KOH + 2H2O ⟶ 2KAlO2 + 3H2
Related Questions
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