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Observe the Periodic Table to answer the...

Observe the Periodic Table to answer the questions :

In the above table some elements are mentioned with their own symbol and position of the Periodic Table while others are shown with a letter. Answer the following questions pertaining to the same.
How many Valence electrons are present in Q?

A

3

B

5

C

15

D

4

Text Solution

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The correct Answer is:
A
Group 3: All elements have valence electrons = 3
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