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Ann [662]
4 years ago
10

How to determine if an atom will gain or lose electrons?

Biology
1 answer:
aalyn [17]4 years ago
7 0

non-metals gain electron and metals lose electrons,

 

<span>Iron is a metal, so when it reacts it loses an electron becomes a cation and form ionic bonds. Hydrogen is a non-metal, it gains an electron when reacting and forms covalent bonds or ionic bonds.</span>
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