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Chemistry Chapters 3-4
Eddleton 1015
10
Chemistry
Undergraduate 2
09/30/2012

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Term
The nucleus of an atom accounts for...
Definition
most of the atom's mass but very little of its size.
Term
How many sublevels are in the n=3 level?
Definition
3
Term
How many orbitals are in the n=3 level?
Definition
9
Term
What is the max number of electrons in the n=3 level?
Definition
18
Term
What is the statement that summarizes the general nature of investigations in the 1800s related to the acquisition and development of knowledge that provided glimpses into the atomic structure of matter
Definition
The development and use of electrical probes to study matter lead to experimental evidence for the existence of subatomic particles in atoms.
Term
Much of what we know about subatomic particles comes from directly observing the interior of the atom. (t/f)
Definition
FAlse
Term
A stream of electrons will behave in what way in an electric field?
Definition
be deflected toward the positive electrode
Term
Who won two nobel prizes for work with radioactivity?
Definition
Marie Curie
Term
Most of the mass of an atom is located in the electrons of the atom? (t/f)
Definition
false
Term
Which radioactive particle was used by Geiger and Marsden in their experiments with thin metal foils?
Definition
alpha
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