It is weigh-in time for the local under 85 kg rugby team. The bathroom scale used to assess eligibility can be described by Hook
1 answer:
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Answer:
boron
aluminum
gallium
indium
thallium
Explanation:
Any of these could work. Nitrogen has 5 valence electrons so you just needed to pick an element that has 3 valence electrons that nitrogen could borrow. This periodic table shows valence electron counts:
