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प्रश्न
Arrange the elements of second and third periods in increasing order of their atomic size (excluding noble gases).
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उत्तर
Second Period: Fluorine < Oxygen < Nitrogen < Carbon < Boron < Beryllium < Lithium.
Third Period: Chlorine < Sulphur < Phosphorus < Silicon < Aluminum < Magnesium < Sodium.
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संबंधित प्रश्न
Answer the following in respect of element `31/15 P `
Is it a reducing agent or oxidizing agent?
Give the trends in atomic size on moving down the group.
Write the name and symbol of the element from the description.
The atom having the smallest size.
Give scientific reasons for the following:
Atomic radius goes on decreasing while going from left to right in a period.
Arrange the following in increasing order of property indicated
I, I+, I- (atomic size)
Fill in the blank by selecting the correct word from the bracket.
If an element has seven electrons in its outermost shell then it is likely to have the _____ atomic size among all the elements in the same period.
Right or wrong sentence.
The size of an atom depends on the number of valence electrons.
Arrange the following elements in increasing order of their atomic radii.
- Li, Be, F, N
- Cl, At, Br I
Arrange the following as per instruction given in the bracket.
Mg, Cl, Na, S, Si (decreasing order of atomic size)
Which one has the largest size?
