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प्रश्न
This question refers to the elements of the Periodic Table with atomic numbers from 3 to 18. Some of the elements are shown by letters, but the letters are not the usual symbols of the elements.
| 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| A | B | C | D | E | F | G | H |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| I | J | K | L | M | N | O | P |
Which of these have least atomic size in period 3?
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उत्तर
O (17)
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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?
What do you understand by atomic size? State its unit?
Which is greater in size an atom or a cation?
Write the name and symbol of the element from the description.
The noble gas with the smallest atomic radius.
Write a scientific reason.
Atomic radius goes on increasing down a group.
What happens to the atomic size of elements on moving from left to right in a period?
Write scientific reason.
In same period, boron and oxygen elements have different atomic size.
An element with the largest atomic radius among the following is ______.
Arrange the following in order of increasing radii:
Mg2+, Mg, Mg+
Explain your choice.
