An atom of a chemical element has 8 more electrons than a magnesium ion. Name this element. Make up the electronic
| November 20, 2020 | education
An atom of a chemical element has 8 more electrons than a magnesium ion. Name this element. Make up the electronic formula of its atom, the formula of the higher oxide and hydroxide, indicate their nature.
This element is oxygen. The electronic formula of this atom is 1s2 2s2 2p4.
1.Higher oxide: EO3 (SO3; SeO3; TeO3, etc.)
2.Higher hydroxide: H2EO4 (H2SO4; H2SeO4, etc.).
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