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प्रश्न
Atomic radius is expressed in the unit _______.
विकल्प
nanometer
picometer
micrometer
millimeter
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उत्तर
Atomic radius is expressed in the unit picometer.
APPEARS IN
संबंधित प्रश्न
Arrange the following as per the instruction given in the brackets:
Na, K, Li (Increasing atomic size)
Answer the following in respect of element `31/15 P `
Is it a reducing agent or oxidizing agent?
Arrange the elements of second and third periods in increasing order of their atomic size (excluding noble gases).
Why is the size of neon greater than fluorine?
Why is the size of sodium is greater than magnesium?
Fill in the blank:
On moving across a period from right to left in the periodic table, the atomic size of the atom ___________.
Give reason for the following:
Argon atom is bigger than chlorine atom.
Give scientific reasons for the following:
Atomic radius goes on decreasing while going from left to right in a period.
Select the correct answer
Atomic radii of fluorine and neon in angstrom unit are
What happens to the atomic size of elements on moving from left to right in a period?
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.
While going from top to bottom in a group the atomic radius _______.
Write scientific reason.
In same period, boron and oxygen elements have different atomic size.
Write information about the given atomic numbers in the table. 10, 20, 7.
| Atomic Number | Electronic configuration | Group | Period | Element |
| 10 | ||||
| 20 | ||||
| 7 |
Arrange the following elements in increasing order of their atomic radii.
- Li, Be, F, N
- Cl, At, Br I
Atomic number of a few elements are given below
10, 20, 7, 14
- Identify the elements
- Identify the Group number of these elements in the Periodic Table
- Identify the Periods of these elements in the Periodic Table
- What would be the electronic configuration for each of these elements?
- Determine the valency of these elements
Arrange the following as per the instruction given in the bracket:
Carbon, Fluorine, Beryllium (decreasing order of atomic size).
Arrange the following in order of increasing radii:
Mg2+, Mg, Mg+
Explain your choice.
Arrange the following in order of increasing radii:
N, O, P
Explain your choice.
