Non-metals are brittle are normally used as insulators while metals are hard, dense solid materials. Which of the following pair are metals and non-metals?
A. K and Na
B. Ca and I
C. Sn and Pb
D. Ca and Fe
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Non-metals are brittle are normally used as insulators while metals are hard, dense solid materials. Which of the following pair are metals and non-metals?
A. K and Na
B. Ca and I
C. Sn and Pb
D. Ca and Fe
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Answer:
C
Explanation:
Because Sn is semi metallic and Pb is non metallic.