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प्रश्न
Which noble gas is used in filling balloons for meteorological observations?
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उत्तर
Helium, being light, non-inflammable and unreactive, is used for filling of balloons for metrological observations.
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संबंधित प्रश्न
Draw the structure of the following molecule:
XeF4
Draw the structures of the following molecules: XeF2
Write the structures of the following molecule:
XeOF4
Write electronic configuration and two uses of neon. (Z = 10)
Draw the structure of XeF4.
In which of the following pairs, the two species are isostructural:
The order of increasing sizes of atomic radii among the elements O, S, Se and As is:
Noble gases are named because of their inertness towards reactivity. Identify an incorrect statement about them.
Match List - I with List - II:
| List - I | List - II | ||
| (Species) | (Number of lone pairs of electrons on the central atom) |
||
| (A) | XeF2 | (i) | 0 |
| (B) | XeO2F2 | (ii) | 1 |
| (C) | XeO3F2 | (iii) | 2 |
| (D) | XeF4 | (iv) | 3 |
Choose the most appropriate answer from the options given below:
Which one of the following reactions of xenon compounds is not feasible?
