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Atoms & Periodic Table
Atoms & Periodic Table
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Describe the structure of an atom and the arraingement of the periodic table
Flashcards
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Questions
15
Answers
1
Which particles determine the mass of an atom's nucleus?
neutrons
protons
protons and electrons
protons and neutrons
2
The periods indicate?
number of electrons
number of valence electrons
number of protons
number of energy levels
3
How many protons would an atom of magnesium have?
55
36
12
24
4
Which element is a alkaline earth metal?
Sodium
Scandium
Potassium
Barium
5
Which particles determine the charge of an atom?
protons and electrons
neutrons
electrons
protons and neutrons
6
What subatomic particle determines an atom's identity?
electrons
electron cloud
neutrons
protons
7
What is the element in this diagram?
Copper
Zinc
Chlorine
Sulfer
8
What do the groups of the periodic table indicate?
the number of energy levels
the number of electrons
the number of protons
the number of valence electrons
9
How do you determine an atom's mass from a diagram?
count the protons
count the electrons
count the protons and neturons
count the neutrons
10
Most of the volume of an atom is occupied by...
empty space
the nucleus
gas
protons
11
What is the family name of the element Xenon?
Alkali Metals
Oxygen Family
Noble Gases
Transition metals
12
Which element would you find on group 17, period 5?
Radon
Bromine
Astatine
Iodine
13
What group number is the halogen family?
2
18
16
17
14
Which of these is NOT found in the nucleus of an atom?
neutrons
electrons
protons
mass of an atom
15
Aluminum can be found on what period?
2
3
4
13
