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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 structures of the following molecules: XeF2
What happens when: XeF4 reacts with SbF5?
Complete the equation : XeF2+PF5 →
Write the structures of the following molecule:
XeOF4
Draw the structure of the following:
XeO3
Give the formula and describe the structure of a noble gas species which is isostructural with:
\[\ce{ICI^-_4}\]
Write electronic configuration and two uses of neon. (Z = 10)
Draw the structures of the following
XeF6
Substance having the lowest boiling point ______.
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:
