The element with atomic number 14 is hard and
Question:

The element with atomic number 14 is hard and forms acidic oxide and a covalent halide. To which of the following categories does the element belong ?

(a) Metal

(b) Metalloid

(c) Non-metal

(d) Left-hand side element.

Solution:

(b). The element with atomic number (Z) = 14 is silicon (Si). It is a metalloid.

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