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Which of these gaseous elements is LEAST reactive? a. hydrogen b.helium c.nitrogen d.oxygen
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2 votes
Which of these gaseous elements is LEAST reactive?

a. hydrogen

b.helium

c.nitrogen

d.oxygen

User Andrey Panasyuk
by
7.7k points

2 Answers

2 votes
The correct answer is helium
User Yyyyahir
by
7.6k points
3 votes

Answer:

helium

Step-by-step explanation:

it has 8 valence electrons which fills its outer energy level making it have a stable arrangement of electrons hence least reactive

User Matewilk
by
7.6k points
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