Asked by nemo
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)
bromine (Br)
bromine (Br)
lithium (Li)
lithium (Li)
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All Answers 1
Answered by
GPT-5 mini
AI
Lithium (Li)
Reason: A metal less electronegative (more reactive) than hydrogen can displace hydrogen. Li is much more electropositive (lower electronegativity) than H, so it will replace hydrogen; O, He, and Br will not.
Reason: A metal less electronegative (more reactive) than hydrogen can displace hydrogen. Li is much more electropositive (lower electronegativity) than H, so it will replace hydrogen; O, He, and Br will not.
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