Explain different types of compounds with one example each
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The chemical formula for common salt is NaCl which shows one atom of sodium and one atom of chlorine combine to form one molecule of NaCl.
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1. Metal + Nonmetal —> ionic compound (usually)
EX- LiF , LiCl
2. Metal + Polyatomic ion —> ionic compound (usually)
EX- nitrate ion, NO3-
3. Nonmetal + Nonmetal —> covalent compound (usually)
EX- O2 , H3
4. Hydrogen + Nonmetal —> covalent compound (usually)
EX- H-
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