A xenon fluoride that does not exist is:
1. XeF4
2. XeF2
3. XeF3
4. XeF6
(a) XeF6 + 3H2O →
(b) XeF6 + H2O
The products formed in the above reactions, respectively, are:
1. XeO3 , XeOF4
2. XeO6 , XeOF4
3. XeO3, XeOF6
4. XeO6 , XeOF6
Arrange the following compounds in increasing order of their acidity:
HF, HCl, HBr, HI
1. HCl < HBr < HI<HF
2. HF < HCl < HI< HBr
3. HF < HCl < HBr < HI
4. HF< HBr < HI< HCl
Compound that does not exist is-
1. XeOF4
2. NeF2
3. XeF2
4. XeF6
XeF4 is isostructural with :
1.
2.
3.
4.
Which of the following is incorrect regarding noble gases?
1. The atomic radii corresponds to van der Waal’s radii.
2. They have the largest size in a period.
3. They are also called inert gases.
4. They combine to form molecules.
In which compound does phosphorous have the lowest oxidation state?
1. H3PO3
2. PCl3
3. Ca3P2
4. POF3
\(\mathrm{Xe}+\mathrm{PtF}_6 \rightarrow \text { ? }\)
The product of the above reaction is:
1. | \(\mathrm{O}_2{ }^{+}\left[\mathrm{PtF}_6\right]^{-}. \) | 2. | \(\mathrm{XeF}_4 \) |
3. | \(\mathrm{XeF}_6 \) | 4. | \(\mathrm{Xe}^{+}\left[\mathrm{PtF}_6\right]^{-}\) |
Halogen that forms only one oxoacid is :
1. Chlorine
2. Fluorine
3. Bromine
4. Iodine
The group which contains the strongest oxidizing agent is-
1. Group 15
2. Group 16
3. Group 17
4. Group 18