what is this element
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Answer:
Sodium
Explanation:
As, there are 1 electron in the outermost shell Hence, we are confirmed that it is a metal. So, we can cut out the options which are non-metal and in this case we are cutting out all the options leaving Sodium hence, Sodium is the correct answer!
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- The above element is Sodium .
- Whose symbol is Na.
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- We can see that the above element have 11 electrons in total.
- The above element have 1 valance electrons ( number of electrons in the valanced shell).
- It also have a valency 1.
- From the above we can conclude that the given element is Sodium .
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