Advertisements
Advertisements
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?
उत्तर
O (17)
संबंधित प्रश्न
What do you understand by atomic size? State its unit?
Why is the size of sodium is greater than magnesium?
Which is greater in size an atom or a cation?
Which is greater in size Fe2+ or Fe3+?
Write scientific reason.
Atomic radius goes on increasing down a group.
With reference to the variation of properties in the Periodic Table, which of the following is generally true?
Atomic size increases from left to right across a period.
On moving from left to right in a periodic table, the size of the atom _______.
Atomic radius is expressed in the unit _______.
Carbon belongs to the second period and Group 14. Silicon belongs to the third period and Group 14. If the atomic number of carbon is 6, the atomic number of silicon is ______
- In below ladder symbols of elements are jumbled up. Rearrange these symbols of elements in the increasing order of their atomic number in the Periodic Table.
- Arrange them in the order of their group also.
