In which of the following, the oxidation number of oxygen has been arranged in increasing order?
BaO2 < KO2 < O3 < OF2
OF2 < KO2 < BaO2 <O3
BaO2 < O3 < OF2 < KO2
KO2 < OF2 < O3 < BaO2
Consider the following solutions,
A = 0.1 M glucose,
B = 0.05 M NaCl,
C = 0.05 M BaCl2
D = 0.1 M AlCl3
Which of the following pairs is isotonic?
A and B
A and D
A and C
B and C
Which of the following oxide is most acidic?
As2O3
P2O5
Sb2O3
Bi2O3
B.
P2O5
More be the positive oxidation state of non-metallic oxides, more be its acidic nature.
when CO2 is bubbled through a solution of barium peroxide in water then
Carbonic acid is formed
O2 is released
H2O2
No reaction occurs
The correct increasing order of ionic radii of the following Ce3+, La3+, Pm3+ and Yb3+ is
Yb3+ < Pm3+< Ce3+<La3+
Ce3+< Yb3+<Pm3+<La3+
Yb3+< Pm3+< La3+<Ce3+
Pm3+ < La3+< Ce3+ < Yb3+