1、 - 1 - 05 1 Cl 2+ H 2 O HCl + HClO K=4.5 10 -4 1 2 84 ( NaClO) 84 3 NaClO 2 4 KMnO 4 Cl 2 A. B. Na 2 SO 3 C. NaOH D. Cl 2 I 2 - 2 - 2 1 NO 2 3 a 4 Na 2 CO 3 2NO 2+ Na 2 CO 3= NaNO 2+ + 5 21.15 NO 2 N 2 O 4 N 2 O 4 N 2 O 4 a 6 N 2 O 4 NO 2 c(NO 2 )=0.50mol/L c(N 2 O 4 )=0.125 mol/L 2NO 2 (g) N 2
2、O 4 (g) K= NO 2 2 mol/L NO 2 - 3 - 3 I CO 2 Na a d CO 2 Na 1 b 2 29.2g 1 8 g 250ml BaCl 2 25 0mL 3 0mol L -1 20 00mL 3 d 4 29.2g 5 - 4 - 1 1 2NaCl + 2H 2 O 2NaOH + Cl 2 + H 2 2 Cl 2 +OH - Cl - +ClO - +H 2 O 3 Cl 2 +2NaClO 2 2ClO 2 +2NaCl 4 BC 2 1 4 NH 3+5 O 2 4NO + 6H 2 O 2 3 NO 2 2 NO + O 2= 2 NO 2 4 NaNO 3 CO 2 5 2N 2 O 4+ O 2+ 2H 2 O = 4HNO 3 6 1 / 2 50% 3 (1) (2)e (3)C Na 2 O Na 2 CO 3 (4) C 1.8g Na 2 O 6.2g Na 2 CO 321.2g (5)12Na+7CO 2 3C+2Na 2 O+4Na 2 CO 3 ( )
