According to the Bohr theory of the hydrogen atom, the minimum energy (in J) needed to ionize a hydrogen atom from the n = 2 state is
A) 2.18 x 10^-18 J
B) 1.64 x 10^-18 J
C) 5.45 x 10^-19 J
D) 3.03 x 10^-19 J
E) None of these choices is correct.
Answer: C
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Chemistry Chapter 9
- Alkaloids, like morphine, caffeine, nicotine and cocaine, are heterocyclic
- Organic compounds with rings that contain atoms other than carbon are called
- Which of the following families of organic compounds does NOT contain an oxygen atom?
- Amino acids are the "building blocks" of
- Amino acids are multifunctional compounds that contain
- The reaction between a carboxylic acid and an amine yields a(n)
- Amines are
- When an amine dissolves in water the pH of the solution will be
- The compound (CH3)3N is called
- The compound CH3NH2 is called
- Amines are derivatives of
- A green chemistry improvement for the synthesis of Zoloft, an antidepressant, was the substitution of ________ for less environmentally-friendly solvents.
- Esters are often used as
- Many of the flavors isolated from foods are
- Vinegar is a solution of ________ in water.
- The general formula for a carboxylic acid is
- The -COOH group represents the
- Aldehydes and ketones share a common functional group. The group is the
- The abbreviation ROR' is used to represent the general formula of a(n)
- Compounds that have two alkyl groups attached to an oxygen atom are called
- Phenol, sometimes called carbolic acid, was the first
- A phenol has a(n) ________ group attached to a benzene ring.
- Phenols are often used as
- Compounds with a hydroxyl group attached directly to a benzene ring are called
- A homologous series of alcohols contains