Which list of elements includes a metal, a metalloid, and a noble gas?(1) Rb, Cl, Ne
- Mayya Alocci
- Mar 21, 2023
- 1 min read
Regents Chemistry Exam January 2023
4 Which list of elements includes a metal, a metalloid, and a noble gas? (1) Rb, Cl, Ne
(2) Sr, Si, Rn
(3) Rn, Cl, Ne
(4) Si, Rb, Sr
Solution: Metals are to the left of the staircase on the Periodic Table. Nobles gases are group 18 on the Periodic Table. Metalloids are on the staircase on the Periodic Table and include: B, Si, Ge, As, Sb, Te.
Choice 2 is correct.
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