A shiny substance is easily molded into a
handrail. It grows very hot when the Sun
shines on it. Which of the following is most
likely the category of the element?
(1) inert gas
(2) nonmetal
(3) semimetal
(4) transition metal
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Answer :

Final answer:

Indium (In) is most likely a metal based on its shiny, heat-conducting, and malleable properties.


Explanation:

Indium (In) is most likely a metal based on its properties. Metals are typically shiny, conduct heat and electricity well, and are malleable and ductile. Given that the substance in question is easily molded into a handrail and grows hot in the Sun, these characteristics align with those of metals.


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