Question

1. name h2o (0.5 points) *

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1. name nh3 (0.5 points) *

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1. name n2h4 (0.5 points) *

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1. name p2o5 (0.5 points) *

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1. write the formula for carbon tetrabromide (0.5 points) *

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1. write the formula for phosphorus trifluoride (0.5 points) *

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Explanation:

For naming compounds like H₂O, NH₃, N₂H₄, P₂O₅, we use common names or prefix - based naming (for covalent compounds). For writing formulas like carbon tetrabromide and phosphorus trifluoride, we use prefixes to determine sub - scripts (tetra - means 4, tri - means 3).

Answer:

1. Water
2. Ammonia
3. Hydrazine
4. Diphosphorus pentoxide
5. CBr₄
6. PF₃