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प्रश्न
The following questions refer to the Periodic Table.
What happens to the atomic size of elements moving from top to bottom of a group?
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उत्तर
Atomic size increases on moving from top to bottom of a group.
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संबंधित प्रश्न
Which is greater in size an atom or an anion?
Moving from left to right, the size of the atom decreases.
Write information about the given atomic numbers in the table. 10, 20, 7.
| Atomic Number | Electronic configuration | Group | Period | Element |
| 10 | ||||
| 20 | ||||
| 7 |
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 ______
Which of the following is the correct order of atomic size?
When an atom of iodine becomes an iodine ion (I–) the radius will ______
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
The diagram below shows part of the periodic table.
- Which elements would react together to form covalent compounds?
- Between the two elements W and Z, which will have a bigger atomic radius? Why?
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.
