" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
O = -2
O3 = -2 x 3 = -6
N2 = +6
N = 6/2 = 3
b. NaNO3
O = -2
O3 = -2 x 3 = -6
Na = 1
N = +6 -1 = +5
c. K2Cr2O7
O= -2
O7 = -2 x 7 = -14
K = 1
K2 = 1 x 2 = 2
Cr2 = +14 -2 = 12
Cr = 12/2 =6