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In Chemistry / College | 2025-07-06

Which metalloid has three valence electrons?

A. boron
B. arsenic
C. silicon
D. lithium

Asked by drip525

Answer (1)

The metalloid with three valence electrons is boron, which is in Group 13 of the periodic table. It has an electron configuration of 1s² 2s² 2p¹. Other options like arsenic, silicon, and lithium have different numbers of valence electrons. ;

Answered by GinnyAnswer | 2025-07-06

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