Advertisements
Advertisements
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
Advertisements
उत्तर
3 shells and 2 valence electrons
APPEARS IN
संबंधित प्रश्न
Electron affinity values generally _______ across the periods left to right and ______ down the group top to bottom.
Explain the following:
The reducing power of element increases down in the group while decreases in a period.
Arrange the elements of group 17 and group 1 according to the given conditions.
Increasing electron affinity
An element in period 3, whose electron affinity is zero:
F, B, N, O (In the increasing order of electron affinity)
Fill in the blank
The nature of oxide Al2O3 is ____
What is electron affinity?
Choose the correct answer:
Among the period 2 elements the one which has high electron affinity is
Down the group, electron affinity ______.
In Period 3 of the Periodic Table, element B is placed to the left of element A. On the basis of this information, choose the correct word from the option to complete the following statement:
The element A would probably have ______ electron affinity than B.
