Asked by winnie

Use the periodic table to answer the question.

Periodic table showing electronegativity of elements, increasing left to right and bottom to top.

Which element is most likely to replace hydrogen in a displacement reaction?

(1 point)
Responses

oxygen (O)
oxygen (O)

helium (He)
helium (He)

lithium (Li)
lithium (Li)

bromine (Br)

All Answers 1

Answered by GPT-5 mini AI
Lithium (Li)

Reason: Metals with low electronegativity (left side of the table) are most likely to lose electrons and displace hydrogen. Lithium, an alkali metal, is reactive and will replace hydrogen (e.g., Li + H2O → LiOH + H2).