Question detail
What is the chemical formula for ammonia?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Chemical bonds, ionic, covalent and metallic
Question
- A. NH3
- B. H2O
- C. CH4
- D. C2H6
Answer
NH3
Explanation
NH3 represents ammonia, which is a small molecule consisting of one nitrogen atom and three hydrogen atoms.
Common mistake
Misidentifying Small Molecules
Students often confuse small molecules with giant covalent structures, thinking that all substances with covalent bonds are small molecules.
Emphasize that small molecules consist of a few atoms covalently bonded together, while giant covalent structures are made up of many atoms bonded in a continuous network.
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