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Properties of Atoms and the Periodic Table Flashcards | StudBud
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Properties of Atoms and the Periodic Table
Properties of Atoms and the Periodic Table
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freshman, physical science, properties of atoms, periodic table
Flashcards
32 cards
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Questions
32
Answers
1
Which of the following is NOT a property of the transition metals?
dense
only 1 valence electron
good thermal conductors
shiny
2
Elements in the same ________ have similar properties
group
region
area
period
3
Who was the first scientist to find a way to organize the elements?
Mendeleev
Moseley
Einstein
Thomson
4
The charge of the nucleus is _____
Positive
Negative
Neutral
5
The nucleus is composed of ___________________
protons and electrons
protons
protons and neutrons
electrons and neutrons
6
Periods on the periodic table are the ________
rows
columns
7
Particles with an electrical charge of +1
electron
neutron
proton
quark
8
We arrange our modern periodic table by increasing _________________
reactivity
average atomic mass
mass number
atomic number
9
What is the smallest piece of matter that still retains the property of the element?
atom
quark
matter
subatomic particle
10
Atoms of same element with different number of neutrons are _______
reactives
quarks
isotopes
elements
11
The mass number is the _______________
number of electrons and neutrons
number of protons and neutrons
number of protons and electrons
12
What is the blue highlighted family called?
lanthanide and actinide series
noble gases
transition metals
13
How many valence electrons does Sulfur have?
8
6
2
4
14
Which scientist believed electrons moved in fixed orbits?
Thomson
Rutherford
Dalton
Bohr
15
How many valence electrons does Neon have?
2
6
4
8
16
What is the highlighted family called?
alkali earth metals
transition metals
halogens
alkali metals
17
How many valence electrons does Lithium have?
2
4
1
3
18
Who was the first scientist to think matter is made up of atoms?
Aristotle
Democritus
Dalton
Bohr
19
Groups, or families, are the _____________ on the periodic table.
columns
rows
20
Particles with an electrical charge of -1
quark
proton
neutron
electron
21
Subatomic particle with no charge
electron
proton
neutron
quark
22
What family is the most unreactive?
noble gases
transition metals
alkali metals
lanthanide series
23
What is the name of current model we use?
Electron Orbit Model
Electron Cloud Model
Bohr Model
Rutherford Model
24
How many quarks are there?
5
6
4
2
25
What region is located to the left of the metalloids?
lanthanides
halogens
metals
nonmetals
26
What is the center of the atom called?
neutron
center
proton
nucleus
27
Protons and neutrons are made up of
atoms
subatomic particles
atomic particles
quarks
28
The number of neutrons in an atom can be found by
subtracting the atomic number from the mass number
adding the electrons and protons
subtracting the atomic number from the number of electrons
adding the atomic number of mass number
29
The atomic number is the same as the _____________
number of protons and neutrons
number of protons
number of neutrons
number of electrons
30
What is the red highlighted family called?
alkali metals
halogens
noble gases
31
What is the order of electrons that go into the first energy level to the fourth energy level?
2,8,18,32
2,4,8,10
2,4,6,8
2,8,16,32
32
The weighted- average mass of the mixture of isotopes is the
neutron number
atomic mass
mass number
average atomic mass
