Which of the following only contain non- metals?A Carbohydrates B Proteins C Alloys D Both (1) and (2)
Question
Which of the following only contain non- metals?A Carbohydrates B Proteins C Alloys D Both (1) and (2)
Solution
The answer is D. Both (1) and (2).
Carbohydrates and proteins only contain non-metals. They are composed of elements like carbon, hydrogen, oxygen, and nitrogen, all of which are non-metals.
On the other hand, alloys are mixtures of metals, so they do contain metals.
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