Chemistry
Name the (i) metals (ii) metalloids and (iii) non-metals in the first twenty elements.
Periodic Table
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Answer
- Metals — Lithium (Li), Beryllium (Be), Sodium (Na), Magnesium (Mg), Aluminium (Al), Potassium (K), Calcium (Ca).
- Metalloids — Boron (B), Silicon (Si).
- Non-Metals — Hydrogen (H), Helium (He), Carbon (C), Nitrogen (N), Oxygen (O), Fluorine (F), Neon (Ne), Phosphorus (P), Sulphur (S), Chlorine (Cl), Argon (Ar).
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