Which element tends not to react with other elements?(1) helium (2) hydrogen

January 2018 NY Regents Chemistry Exam

10 Which element tends not to react with other elements?

(1) helium

(2) hydrogen (3) phosphorus

(4) potassium

Solution: Noble gases (Group 18 on the Periodic Table) tend not to react with other elements because they have a filled octet.

Answer: 1

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