MCQ
The liquefied metal which expands on solidification is
- ✓$Ga$
- B$Al$
- C$Zn$
- D$In$
✓
Answer
Correct option: A.
$Ga$
a
Gallium $(Ga)$ is soft , silvery metal. Its melting point is $30\,^oC$. This metal expands by $3.1\%$ when it solidifies and hence, it should not be stored in glass or metal containers.
Gallium $(Ga)$ is soft , silvery metal. Its melting point is $30\,^oC$. This metal expands by $3.1\%$ when it solidifies and hence, it should not be stored in glass or metal containers.
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