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प्रश्न
Arrange the following in order of increasing radii:
N, O, P
Explain your choice.
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उत्तर
O < N < P
Explanation:
N(7) = 2, 5; O(8) = 2, 6; P(15) = 2, 8, 5
Radius of oxygen < Radius of Nitrogen where as phosphorus has three shells.
संबंधित प्रश्न
Why is the size of sodium is greater than magnesium?
Arrange the following in increasing order of property indicated
I, I+, I- (atomic size)
Supply the missing word from those in the brackets:
If an element has seven electrons in its outermost shell then it is likely to have the ______ (largest/ smallest) atomic size among all the elements in the same period.
Arrange the following as per the instruction given in the bracket.
Mg, Cl, Na, S, Si (increasing order of atomic size)
Atomic radius is expressed in the unit _______.
An element X has mass number 40 and contains 21 neutrons in its atom. To which group of the Periodic Table does it belong?
Which of the following are the characteristics of isotopes of an element?
- Isotopes of an element have same atomic masses
- Isotopes of an element have same atomic number
- Isotopes of an element show same physical properties
- Isotopes of an element show same chemical properties
Elements have been arranged in the following sequence on the basis of their increasing atomic masses.
| F, | Na, | Mg, | Al, | Si, | P, | S, | Cl, | Ar, | K |
- Pick two sets of elements which have similar properties.
- The given sequence represents which law of classification of elements?
Arrange the following as per the instruction given in the bracket:
Carbon, Fluorine, Beryllium (decreasing order of atomic size).
Arrange the following as per instruction given in the bracket.
Mg, Cl, Na, S, Si (decreasing order of atomic size)
