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प्रश्न
Arrange the following as per the instruction given in the brackets:
He, Ar, Ne (Increasing order of the number of electron shells)
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उत्तर
He < Ne <Ar
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संबंधित प्रश्न
Choose the correct answer from the options given below:
If an element A belongs to Period 3 and Group II, then it will have
A. 3 shells and 2 valence electrons
B. 2 shells and 3 valence electrons
C. 3 shells and 3 valence electrons
D. 2 shells and 2 valence electrons
The energy released when an electron is added to a neutral gaseous isolated atom to form a negatively charged iron.
Arrange the elements of second period in increasing order of their electron affinity. Name the elements which do not follow the trend in this period.
Electron affinity values generally _______ across the periods left to right and ______ down the group top to bottom.
Give reason:
Electron affinity of halogens is comparatively high ?
Explain the following:
Halogens have a high electron affinity.
Why is the electron affinity of fluorine less than chlorine?
Arrange the following in increasing order of property indicated
F, Cl, Br, I (electron affinity)
Down the group, electron affinity ______.
The electron affinity of an element X is greater than that of element Y.
How is the oxidising power of X likely to compare with that of Y?
