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Atomic Structure and Periodic Table Flashcards | StudBud
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Atomic Structure and Periodic Table
Atomic Structure and Periodic Table
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A #chemistry #review Quiz about #atomic #structure and the #periodic table
Flashcards
16 cards
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Practice quiz
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Questions
16
Answers
1
Who is the father of the periodic
Dalton
Rutherford
Mendeelev
J J Thomspson
2
All atoms of the same element have the same number of
neutrons
protons
none of the other answers
electrons
3
We see light that has been emitted as
new matter
color
heat
sound
4
When electrons are in the outershell they are...
in the ground state
unchanging
in the excited state
in the middle state
5
The atomic number is
The number of protons
The number of protons plus neutrons
6
Protons are in the nucleus so it is ______ charged
negatively
positively
7
emission of light from an atom occurs when an electron
drops from a higher to a lower energy level
jumps from a lower to a higher energy level
8
What happens when an electron returns from a higher energy level to a lower energy level?
it takes in energy
It absorbs a photon
nothing happens
It gives off energy called light
9
When an electron moves from a lower to a higher energy level, the electron
absorbs a specific amount of energy
moves closer to the nucleus
10
What group contains Ne?
halogens
alkali metals
noble gases
alkaline earth metals
11
What element has 13 protons?
C
F
N
Al
12
The atomic mass is
the number of protons
the number of protons plus neutrons
13
A row on the Periodic table is called a
period
group
14
What is the lowest energy level electrons can be in?
outer orbital
excited state
ground state
electron configuration
15
What is the group with 7 valences electrons called?
noble gases
halogens
16
The model of the atom we currently use is the
Quantum mechanical or electron cloud model
solar system model
billiard ball model
plum-pudding model
