Matter that has a uniform and definite composition is called?
1 answer:
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<u>Answer:</u> This element has +2 charge on it.
<u>Explanation:</u>
An ion is formed when an atom looses or gains electrons.
- When an atom looses electrons, it leads to the formation of positive ion known as cation.
- When an atom gains electrons, it leads to the formation of negative ion known as anion.
Magnesium is the 12th element of the periodic table having electronic configuration of
This element will loose 2 electrons to attain stable electronic configuration and leads to the formation of a cation having formula
Hence, this element has +2 charge on it.