Which of following is incorrect A) `H_(2)O` < `PH_(3)` < `AsH_(3)` < `SbH_(3)` : order of boiling point
B) `D_(2)O(s)` > `H_(2)O_((I))` : order of density
C) Mn > Ca > Sr > Rb : order of metallic bond strength
D) `H_(2)` < `CO_(2)` < `H_(2)O`: increasing order of intermolecular forces of attraction

Which of the following has fractional bond order? (A) O_(2)^(2+) (B) O_(2)^(2-) (C) F_(2)^(2-) (D) H_(2)^(-)

K_(a) of H_(2)O_(2) is of the order of

Arrange O _(2) H_(2)O_(2) and O _(3) in the correct order of decreasing O-O bond length.

which of the following solids is not an electrical conductor ? (a) Mg(s) (b) TiO(s) ( c) I_(2)(s) (d) H_(2)O(s)

Which of the following statements are correct regarding D_(2)O and H_(2)O ? I. D_(2)O reacts with Al_(4)C_(3) at a faster rate than does H_(2)O . II. The freezing point of D_(2)O is higher than that of H_(2)O . III. NaCl is more solution in D_(2)O than in H_(2)O . IV. lonic product of D_(2)O is smaller than that if H_(2)O . Select the correct answer using the codes givem below.