MCQ
An element has electronic configuration $2, 8, 4$. It will be classified as:
- AMetal.
- BNon-metal.
- ✓Metalloid.
- DNoble gas.
Quartz, an abundant ingredient in sand, is made up of non-crystallized silica. Silicon is neither metal nor non-metal; it's a metalloid, an element that falls somewhere between the two. Silicon is a semiconductor, meaning that it does conduct electricity.
| Z | Element | No. of electrons/shell |
| $14$ | Silicon | $2, 8, 4$ |
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