O-LevelChemistryBonding & Structure5070/11 · Oct/Nov 2016 · Q51 Mark
Some students wrote three statements about the bonding in a molecule of ammonia, NH₃. 1 A nitrogen atom has three outer electrons so all outer electrons are involved in bonding. 2 A nitrogen atom has five outer electrons so two outer electrons are not involved in bonding. 3 A nitrogen atom shares electrons with each of three hydrogen atoms. Which statements about the bonding in ammonia are correct?
A1 and 3
B1 only
C2 and 3
D2 only
✓ Correct answer
C: 2 and 3
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