40 likes | 270 Views
HOMEWORK SOLUTIONS. CHAPTER 6.5 PAGE 229 #2,3ad. QUESTION 2. A) Na + Cl 2 NaCl 2Na + Cl 2 2NaCl B) K + O 2 K 2 O 4K + O 2 2K 2 O C) H 2 + O 2 H 2 O 2H 2 + O 2 2H 2 O
E N D
HOMEWORK SOLUTIONS CHAPTER 6.5 PAGE 229 #2,3ad
QUESTION 2 A) Na + Cl2 NaCl 2Na + Cl2 2NaCl B) K + O2 K2O 4K + O2 2K2O C) H2 + O2 H2O 2H2 + O2 2H2O D) H2 + Cl2 HCl H2 + Cl2 2HCl E) N2 + H2 NH3 N2 + 3H2 2NH3
QUESTION 2 F) CO + O2 CO2 2CO + O2 2CO2 G) Al + Br2 AlBr3 2Al + 3Br2 2AlBr3 H) N2H4 + O2 H2O + N2 N2H4 + O2 2H2O + N2 I) CH4 + O2 CO2 + H2O CH4 + 2O2 CO2 + 2H2O
QUESTION 3 A)copper(II) oxide + hydrogencopper + water CuO + H2 Cu + H2O ( Balanced ) D) lead(II) sulfide + oxygen lead + sulfur dioxide PbS + O2 Pb + SO2 ( Balanced )