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Question 64

A student labels an ammonia model NH4 and says it contains four hydrogen atoms. Which correction gives the standard molecule?

  1. NO3, with three oxygen atoms
  2. NH3, with three hydrogen atomsCorrect answer
  3. N3H, with three nitrogen atoms
  4. NH4, with four hydrogen atoms

Explanation

An ammonia molecule contains one nitrogen atom and three hydrogen atoms, which is written NH3. NH4 adds a fourth hydrogen and does not represent neutral ammonia as stated in the question.

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Question 64: A student labels an ammonia model NH4 and says it contains… · The Periodic Table and Elements · Questena