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Which of these elements is the least reactive? a. sodium b. krypton c. chlorine d. aluminum
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Which of these elements is the least reactive?

a.
sodium

b.
krypton

c.
chlorine

d.
aluminum

User Daniel Netzer
by
3.4k points

1 Answer

4 votes
B krypton it’s a noble gas
User Alexander Zakatnov
by
3.2k points
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