Amongest NO, AsO-, CO, ClO, SO and BO, the non-planar species are
CO
AsO
NO
SO
Which of the following hydrogen bonds are strongest in vapour phase?
HF..........HF
HF..........HCl
HCl..........HCl
HF..........HI
Compound A and B are treated with dil. HCl separately. The gases liberated are Y and Z respectively. Y turns acidified dichromate paper green while Z turns lead acetate paper black. The compound A and B are respectively.
Na2CO3 and NaCl
Na2SO3 and Na2S
Na2S
Na2SO4
Fluorine reacts with dilute NaOH and forms a gaseous. product A. The bond angle in the molecule of A is
104°40'
103°
107°
109°28'
The number of
3,4
4,2
2,3
3,2
A.
3,4
Structure of XeO3
Structure of XeO4
The type of bonds present in sulphuric anhydride are
Which pair of oxyacids of phosphorus contains 'P - H' bonds?
H3PO4, H3PO3
H3PO5, H4P2O7
H3PO3, H3PO2
H3PO2, HPO3