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प्रश्न
Which one of the following does not exist?
विकल्प
XeOF4
NeF2
XeF2
XeF6
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उत्तर
NeF2
Explanation:
NeF2 does not exist. This is because the sum of first and second ionisation enthalpies of Ne are much higher than those of Xe. Consequently, F2 can oxidise Xe to Xe2+ but cannot oxidise Ne to Ne2+.
संबंधित प्रश्न
Complete the following equation:
\[\ce{XeF2 + H2O ->}\]
test q 1234
Balance the following equation:
\[\ce{XeF6 + H2O -> XeO2F2 + HF}\]
What inspired N. Bartlett for carrying out reaction between Xe and PtF6?
How are xenon fluorides XeF2, XeF4 and XeF6 obtained?
How are XeO3 and XeOF4 prepared?
Give the formula and describe the structure of a noble gas species which is isostructural with:
\[\ce{BrO^-_3}\]
Answer the following.
List the uses of Neon and argon gases.
Complete the given chemical equations:
`2XeF_2 + 2H_2O->`
Complete the following reactions : XeF6 + 3H2O →
Draw the structures of the following
XeF6
Fill in the blanks by choosing the appropriate word/words from the brackets
(square pyramidal, electrical, 74; 26, sp3d2, sp3d, chemical, 68, 32, tetrahedral, yellow, white, iodoform, Lucas)
The geometry of XeOF4 molecule is ______ and the hybridisation of Xenon atom in the molecule is ________.
Explain the trend in the following atomic properties of group 16 elements:
Electron gain enthalpy
Helium is preferred to be used in balloons instead of hydrogen because it is ____________.
In which of the following pairs, the two species are isostructural:
Which of the following reactions is an example of redox reaction?
The atomic radii of Zr and Hf are almost identical. This is because of
Which one of the following reactions of xenon compounds is not feasible?
\[\ce{XeF4 + H2O - \underline{}\underline{}\underline{}\underline{} + \underline{}\underline{}\underline{}\underline{}}\]
