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PhySci A U3- Test Review-Francois Flashcards | StudBud
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PhySci A U3- Test Review-Francois
PhySci A U3- Test Review-Francois
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Atoms, Elements, Periodic Table
Flashcards
28 cards
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Practice quiz
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Host live
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Questions
28
Answers
1
Covalent bonds with
2 metals
Metal and non metal
2 non metals
Nothing...absolutely nothing!
2
Potassium (K) forms a compound with Iodine (I). What is the name of the compound?
Iodide Potassium
Potassium Iodide
Potassium Iodine
Iodine Potassium
3
Which of the following is the most reactive?
S in group 6
P in group 5
Na in group 1
Ca in group 2
4
Ionic compounds
Have a high melting point
None of the above
Transfer electrons
All of the above
5
The standard on which the atomic mass unit is based is the mass of a
chlorine-35 atom
proton
carbon-12 atom
neutron
6
When an electron moves to a higher energy level it is in a(n):
The State of Oregon
Ground State
Crazy State
Excited State
7
Ionic bonds
Lose or gain electrons.
I have never heard of this thing you call an electron!
Don't care about electrons
Share electrons
8
Ionic bonds combine with
Metal and non- metal
2 metals
oil and water
2 non-metals
9
Valence electrons live in
The nucleus.
Most inner energy level.
The most outer energy level.
Montana
10
Who observed that when elements combine in a compound the ratio of mass is the same.
Dalton
Big Foot
Democritus
Rutherford
11
The Periodic Table is organized in order of increasing
Mass
All of the above
Atomic Number
Number of protons
12
Atoms of the most reactive elements have
5 valence electrons
1 or 7 valence electrons
8 valence electrons
no valence electrons
13
Look at the image. What model is it?
Cloud Model
Bohr Model
Roundish Model
Rainbow Model
14
Two factors that determine whether a molecule is polar are
Type of molecule and number of electrons
Shape of atom and the type of atom
All the above
Type of atom and shape of molecule
15
In a dot diagram the dots represent
all of the above
Number of period they are in
Number of electrons
Number of valence electrons
16
Who is known for the idea that matter is made of tiny particles?
Your science teacher of course!
Dalton
Rutherford
Democritus
17
Who is known for the Gold Foil Experiment?
Democritus
Rutherford
Dalton
Santa Claus
18
Where are the electrons located in an atom?
Next to the protons
Energy Level
Nucleus
What is an electron?
19
The formula H20 indicates
Hydrogen is twice the size of oxygen
There are 2 hydrogen atoms for every oxygen atom
There are 2 oxygen atoms for every 1 hydrogen atom
Hydrogen and oxygen for a double bond
20
Look at the dot diagrams, which is the most stable element.
Ar-Argon
O-Oxygen
Li-Lithium
C-Carbon
21
An isotope is an atom of the same element that
does not have the same number of neutrons
has identical number of neutrons
has an identical mass
does not have the same number of protons
22
Covalent bonds
Share electrons
Lose or gain electrons
23
What does an electron cloud model describe?
The precise locations of electrons in atoms.
The mass of the electrons in an atom.
The mostly likely locations of electrons.
The number of electrons in an atom.
24
If an atom has 19 protons & 21 neutrons what is the atomic number & mass?
Atomic Number-40, Mass -19
Atomic Number 19, Mass-40
Atomic Number-19, Mass-21
Atomic Number-21, Mass-40
25
What can you use to help you on the test?
All of the above
Study Guide
Periodic Table
Live Lesson Notes
26
Which has the higher boiling point a polar or non polar compound?
Polar
They will have equal boiling points
Non polar
27
Which subatomic particle has the least amount of mass?
Atom
Proton
Neutron
Electron
28
Rows in the Periodic Table are called
Indiviuals
Periods
Groups
Families
