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प्रश्न
Account for the following :
Sulphur in vapour form exhibits paramagnetic behaviour.
उत्तर
Sulphur partly exists as S2 molecule in vapour state, which has two unpaired electrons in the antibonding
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संबंधित प्रश्न
Write four points of differences between properties of nitrogen and other elements of group 15.
Explain how does nitrogen exhibit anomalous behaviour amongst group 15 elements.
Account for the following: Reducing character increases from NH3 to BiH3.
Considering the parameters such as bond dissociation enthalpy, electron gain enthalpy and hydration enthalpy, compare the oxidising power of F2 and Cl2.
The group 15 element having inner electronic configuration as of argon is-
(a) Phosphorous (z = 15)
(b) Antimony (z =51)
(c) Arsenic (z = 33)
(d) Nitrogen (z = 7)
Among the hydrides of Group-15 elements, which have the lowest boiling point?
Account for the following :
Acidic character decreases from N2O3 to Bi2O3 in group 15.
Account for the following:
Zinc is a comparatively a soft metal, iron and chromium are typically hard.
The enthalpy change of a reaction does not depends upon?
A ·group 15 element, which is a metal and forms a hydride with strongest reducing power among group 15 hydrides. The element is ______.
