MCQ
Which of the following is not an element
- AGraphite
- BDiamond
- ✓$22-$ carat gold
- DRhombic sulphur
✓
Answer
Correct option: C.
$22-$ carat gold
c
(c) $22 $ carat gold is alloy of copper and gold.
(c) $22 $ carat gold is alloy of copper and gold.
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