Answer/Explanation: The most stable monoatomic ion formed from phosphorus would be the phosphide ion, P3-. Phosphorous has 5 valence electrons and so gaining 3 electrons will make it isoelectronic with the stable noble gas argon, and will produce the P3- ion.
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Answer:
the answer is is putting ptessure on the gas
Explanation:
3. Ampere is the base unit for electric current.
Explanation:
Calcium is the element that has 2 valence electrons.