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Question

Magnesium (atomic number 12) will ________ electron to form ________ to attain the nearest noble gas configuration.

A
lose; anion
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B
gain; anion
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C
lose; cation
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D
gain; cation
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Solution

The correct option is C lose; cation
  • To attain the electron configuration of neon, magnesium has to lose 2 electrons.
  • As the magnesium will lose 2 electrons, it will become positively charged, hence it will become cation.
  • Hence, the correct option is a) lose, cation.

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