Balance equations 11. PbS + O 2 ----> PbO +SO 2 12. TiCl 4 + Mg ---> Ti +MgCl 2

Question

Balance equations 11. PbS + O2 ----> PbO +SO2 12. TiCl4 + Mg ---> Ti +MgCl2 13. NaBr + Cl2 ----> NaCl +Br2 14. Na + H2O ----> H2NaOH 15. N2 + H2 ---->NH3 16. UO2 + HF ----> UF4 +H2O 17. MgO + Fe ---> Fe2O3 +Mg 18. SiO2 + C ---> Si + CO 19. B2O3 + HF ---->BF3 + H2O 20. NaNo3 + H2SO4 +HNO3 Balance equations 11. PbS + O2 ----> PbO +SO2 12. TiCl4 + Mg ---> Ti +MgCl2 13. NaBr + Cl2 ----> NaCl +Br2 14. Na + H2O ----> H2NaOH 15. N2 + H2 ---->NH3 16. UO2 + HF ----> UF4 +H2O 17. MgO + Fe ---> Fe2O3 +Mg 18. SiO2 + C ---> Si + CO 19. B2O3 + HF ---->BF3 + H2O 20. NaNo3 + H2SO4 +HNO3 16. UO2 + HF ----> UF4 +H2O 17. MgO + Fe ---> Fe2O3 +Mg 18. SiO2 + C ---> Si + CO 19. B2O3 + HF ---->BF3 + H2O 20. NaNo3 + H2SO4 +HNO3

Explanation / Answer

11. 2PbS + 3O2 ----> 2PbO +2SO2 12. TiCl4 + 2Mg ---> Ti +2MgCl2 13. 2NaBr + Cl2 ----> 2NaCl +Br2 14. 2Na + 2H2O ----> H2 +2NaOH 15. N2 + 3H2 ---->2NH3 16. UO2 + 4HF ----> UF4 +2H2O 17. 3MgO + 2Fe ---> Fe2O3 +3Mg 18. SiO2 + 2C ---> Si + 2CO 19. B2O3 + 6HF ---->2BF3 + 3H2O 20. NaNo3 + H2SO4 +HNO3 16. UO2 + 4HF ----> UF4 +2H2O 17. 3MgO + 2Fe ---> Fe2O3 +3Mg 18. SiO2 + 2C ---> Si + 2CO 19. B2O3 + 6HF ---->2BF3 + 3H2O 20. NaNo3 + H2SO4 +HNO3

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