1. Al + Fe3O4 Al2O3 + Fe
3. CH3OH + O2 CO2 + H2O
4. P4O10 + H2O H3PO4
5. PCl5 + H2O H3PO4 + HCl
6. SbCl5 + H2O SbOCl3 + HCl
7. MgO + Si Mg + SiO2
8. CaCl2 + Na2CO3 CaCo3 + NaCl
9. C6H6 + O2 CO2 + H2O
10. Al2S3 + H2O Al(OH)3 + H2S
11. C2H6 + O2 CO2 + H2O
12. KClO3 KCl + KClO4
13. KBr + Cl KCl + Br2
14. (NH4)2SO4 + NaOH NH3 + H2O + Na2SO4
15. Calcium Phosphate reacts with Sulfuric Acid to give Phosphic acid and Calcium Sulfate as a solid. Writ the balanced equation for this reaction.
ANSWERS
1.
2.
2. 8Al + 3Fe3O4 4Al2O3 + 9Fe
3. 2CH3OH + 3O2 2CO2 + 4H2O
Or CH3OH + 1 ½ O2 à CO2 + 2H2O
3. P4O10 + 6H2O 4H3PO4
4. PCl5 + 4H2O H3PO4 + 5HCl
5. SbCl5 + H2O SbOCl3 + 2HCl
6. 2MgO + Si 2Mg + SiO2
7. CaCl2 + Na2CO3 CaCo3 + 2NaCl
8. 2C6H6 + 15O2 12CO2 + 6H2O
Or C6H6 + 7 ½ O2 à 6CO2 + 3H2O
9. Al2S3 + 6 H2O 2Al(OH)3 + 3H2S
10. 2C2H6 + 7O2 4CO2 + 6H2O
Or C2H6 + 3 ½ O2 à 2 CO2 + 3H2O
11. 4KClO3 KCl + 3KClO4
12. 2KBr + 2Cl 2KCl + Br2
13. (NH4)2SO4 + 2NaOH 2NH3 + 2H2O + Na2SO4
14. Ca3(PO4)2 + 3H2SO4 à 3CaSO4 + 2H3PO4
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