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प्रश्न
Name the following metal:
A metal present in period 3, group 1 of the periodic table.
Name the metal present in period 3 and group I of the periodic table.
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उत्तर
Sodium
संबंधित प्रश्न
Give two example of group 1 elements.
Helium and neon are unreactive gases. What, if anything, do their atoms have in common?
What are horizontal rows and vertical columns in a periodic table known as?
Name an element of group 18 which can form compounds.
An element A has 2 electrons in its fourth shell. State its electronic configuration.
State the number of elements in Period 3 of the Periodic Table.
An X element with atomic number 11 and Y element with atomic number 13 belongs to the third period in the modern periodic table. With this information, give the answers of the below questions.
- Which element has more metallic character from these two elements?
- What is the valency of each X and Y elements?
- Atom size of Y element is smaller than atom size of X element? Explain?
Where would you locate the element with electronic configuration 2,8 in the Modern Periodic Table?
Arrange the following elements in the increasing order of their metallic character
| Mg, | Ca, | K, | Ge, | Ga |
______ group elements are called alkaline earth metals.
