31754399
Descripción
Test por Riley Babuik, actualizado hace más de 1 año
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Creado por Riley Babuik
hace casi 3 años
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Pregunta 1
Pregunta
W[blank_start]orkplace[blank_end] H[blank_start]azardous[blank_end] M[blank_start]aterial[blank_end] I[blank_start]nformation[blank_end] S[blank_start]ystem[blank_end]
Respuesta
-
orkplace
-
azardous
-
aterial
-
nformation
-
ystem
Pregunta 2
Pregunta
Check all that you could find on a WHMIS label:
Respuesta
-
The chemical properties
-
A symbol
-
A chemical name
-
A diagram
-
How/where to store it
Pregunta 3
Pregunta
Check all that you would find on an MSDS label:
Respuesta
-
Boiling/melting point of the substance
-
Chemical properties of the substance
-
How to store, dispose and clean up
-
Health hazards of the substance (WHMIS label)
-
The amount of a hazardous substance
-
The origin of a hazardous substance
Pregunta 4
Pregunta
What is John Dalton's theory?
Respuesta
-
Billiard Ball Model
-
Plum Pudding Model
-
Solar System Model
-
Bohr Model
Pregunta 5
Pregunta
What is Thomson's theory?
Respuesta
-
Solar System Model
-
Billiard Ball Model
-
Bohr Model
-
Plum Pudding Model
Pregunta 6
Pregunta
What is Earnest Rutherford's theory?
Respuesta
-
Solar System Model
-
Plum Pudding Model
-
Billiard Ball Model
-
Bohr Model
Pregunta 7
Pregunta
Check all that are characteristics of atoms:
Respuesta
-
Uncharged
-
Equal number of protons and electrons
-
More protons than electrons
-
More electrons than protons
-
Positively charged
-
Negatively charged
-
Protons and neutrons in an atom contain the most mass, while the electrons and energy levels have the most volume
Pregunta 8
Pregunta
Check all that are characteristics of isotopes:
Respuesta
-
Atoms of the same element with slightly different masses
-
Unequal amount of protons and electrons
-
An equal number of protons and electrons
-
Positively charged
Pregunta 9
Pregunta
Check all that are characteristics of ions:
Respuesta
-
Equal number of electrons and protons
-
Protons > Electrons = Cation
-
Electrons > Protons = Anion
-
Unequal amount of protons and electrons
-
Want full valence shells
-
Don't want full valence shells
Pregunta 10
Pregunta
Mass number = [blank_start]protons + neutrons (of specific isotope)[blank_end]
Atomic mass = [blank_start]average of mass between all isotopes[blank_end]
Atomic number = number of [blank_start]protons[blank_end] in the nucleus
Respuesta
-
protons + neutrons (of specific isotope)
-
average mass of all isotopes
-
average of mass between all isotopes
-
protons + neutrons(of specific isotope)
-
protons
-
neutrons
-
electrons
-
protons and electrons
Pregunta 11
Pregunta
Electrons [blank_start]>[blank_end] Protons = Anions
Electrons [blank_start]<[blank_end] Protons = Cations
Respuesta
-
>
-
<
-
=
-
+
-
<
-
>
-
=
-
+
Pregunta 12
Pregunta
Check all that are characteristics of a cation:
Respuesta
-
Metals that lose electrons
-
Names don't change
-
Metals that gain electrons
-
Nonmetals that gain electrons
-
"Ide" is added to the end
Pregunta 13
Pregunta
Check all that are characteristics of anions:
Respuesta
-
"Ide" is added to the end
-
Nonmetals that gain electrons
-
Name is not changed
-
Metals that gain electrons
Pregunta 14
Pregunta
Period number = [blank_start]Number of energy levels in atom[blank_end]
Group number = [blank_start]Number of valence electrons[blank_end]
Number of elements in period = [blank_start]The maximum number of electrons[blank_end] in each shell
Respuesta
-
Number of energy levels in atom
-
Number of valence electrons
-
Number of valence electrons
-
Number of energy levels in atom
-
The maximum number of electrons
-
The maximum number of electrons
-
The maximum number of protons
-
The maximum number of neutrons
Pregunta 15
Pregunta
Check all that are properties of ionic compounds:
Respuesta
-
A metal and a nonmetal
-
Have no prefixes when being named
-
Mostly solid at room temperature
-
Two nonmetals
-
Have prefixes when named
-
Form a crystal lattice structure
-
All have high melting points
-
Two metals
-
All conduct electricity in solution
-
All insulators
Pregunta 16
Pregunta
Check all that are properties of molecular compounds:
Respuesta
-
Two nonmetals share electrons
-
Nonmetals exchanging electrons
-
Can be any state at room temperature
-
Mostly solid at room temperature
-
Doesn't dissolve in water well
-
Dissolves in water to form a solution
-
Have prefixes to state number of atoms in compound
-
Don't have prefixes
Pregunta 17
Pregunta
Fill in the prefixes:
1 - [blank_start]mono[blank_end]
2 - [blank_start]di[blank_end]
3 - [blank_start]tri[blank_end]
4 - [blank_start]tetra[blank_end]
5 - [blank_start]penta[blank_end]
6 - [blank_start]hexa[blank_end]
7 - [blank_start]hepta[blank_end]
8 - [blank_start]octa[blank_end]
9 - [blank_start]nona[blank_end]
10 - [blank_start]deca[blank_end]
Respuesta
-
mono
-
di
-
tri
-
tetra
-
penta
-
hexa
-
hepta
-
octa
-
nona
-
deca
Pregunta 18
Pregunta
Fill in these important hydrogen compounds:
NH3 - [blank_start]Ammonia[blank_end]
CH4 - [blank_start]Methane[blank_end]
[blank_start]CH3OH[blank_end] - Methanol
H20 - [blank_start]Water[blank_end]
H202 - [blank_start]Hydrogen peroxide[blank_end]
C6H5OH - [blank_start]Ethanol[blank_end]
[blank_start]C6H12O6[blank_end] - Glucose
C12H22O11 - [blank_start]Sucrose[blank_end]
Respuesta
-
Ammonia
-
Methane
-
CH3OH
-
Water
-
Hydrogen peroxide
-
Ethanol
-
C6H12O6
-
Sucrose
Pregunta 19
Pregunta
Intermolecular are bonds [blank_start]between[blank_end] molecules Eg. ([blank_start]Covalent bonds, Ionic bonds[blank_end])
Intramolecular are bonds [blank_start]within[blank_end] molecules Eg. ([blank_start]Dipole/Dipole, Hydrogen Bond, LDF[blank_end])
Respuesta
-
between
-
within
-
within
-
between
-
Covalent bonds, Ionic bonds
-
Dipole/Diploe, Hydrogen Bond, LDF
-
Dipole/Dipole, Hydrogen Bond, LDF
-
Covalent bonds, ionic bonds
Pregunta 20
Pregunta
Acids: A compound that when dissolved in water, creates [blank_start]hydrogen ions (H+)[blank_end] (have a pH [blank_start]lower[blank_end] than 7)
Bases: A compound that when dissolved in water, creates [blank_start]hydroxide ions (OH-)[blank_end] (have a pH [blank_start]higher[blank_end] than 7)
Respuesta
-
hydrogen ions (H+)
-
hydroxide ions (OH-)
-
hydroxide ions (OH-)
-
hydrogen ions (H+)
-
lower
-
higher
-
higher
-
lower
Pregunta 21
Pregunta
Check all that are properties of acids:
Respuesta
-
Red litmus indicator
-
Tastes bitter
-
Not slippery
-
Corrodes metal
-
Slippery
-
Tastes sour
-
Doesn't corrode metal
Pregunta 22
Pregunta
Check all that are properties of bases:
Respuesta
-
Slippery
-
Good conductor
-
Red litmus indicator
-
Blue litmus indicator
-
Tastes bitter
-
Not slippery
-
Tastes sour
Pregunta 23
Pregunta
Check all that are acids:
Respuesta
-
CH3COOH(aq)
-
HCl(aq)
-
H2SO4(aq)
-
NaOH
-
NH4OH
-
H2CO3(aq)
Pregunta 24
Pregunta
Check all that are bases:
Respuesta
-
CsOH
-
Ca(OH)2
-
CH3COOH(aq)
-
HCl(aq)
-
NH4OH
-
H2SO4
-
NaOH
Pregunta 25
Pregunta
To name an Acid:
Hydrogen ____ide > [blank_start]Hydro____ic acid[blank_end]
Hydrogen ____ate > [blank_start]____ic acid[blank_end]
Hydrogen ____ite > [blank_start]____ous acid[blank_end]
Respuesta
-
Hydro____ic acid
-
____ic acid
-
____ous acid
-
____ic acid
-
Hydro____ic acid
-
____ous acid
-
____ous acid
-
____ic acid
-
Hydro____ic acid
Pregunta 26
Pregunta
Why is Water Weird?
- Water has a [blank_start]higher[blank_end] melting/boiling point compared to similar substances
- Water has a [blank_start]high[blank_end] specific heat capacity
- Ice is [blank_start]less[blank_end] dense than liquid water
- Water has a [blank_start]high[blank_end] surface tension
- Water is [blank_start]cohesive and adhesive[blank_end]
- Water is [blank_start]neutral[blank_end]
Respuesta
-
higher
-
lower
-
high
-
low
-
less
-
more
-
high
-
low
-
cohesive and adhesive
-
adhesive
-
cohesive
-
neutral
-
acidic
-
basic
Pregunta 27
Pregunta
Looking at this table, which of the following statements is NOT true?
Respuesta
-
NO3 is soluble is everything
-
CO3 is very soluble in Group 1
-
Group 1 is soluble in everything
-
Ag is very soluble in Cl2
Pregunta 28
Pregunta
Label all Diatomic Molecules:
[blank_start]H[blank_end]2 [blank_start]O[blank_end]2 [blank_start]Br[blank_end]2 [blank_start]F[blank_end]2 [blank_start]I[blank_end]2 [blank_start]N[blank_end]2 [blank_start]Cl[blank_end]2
[blank_start]P[blank_end]4 [blank_start]S[blank_end]8
Respuesta
-
H
-
O
-
Br
-
F
-
I
-
N
-
Cl
-
P
-
S
Pregunta 29
Pregunta
Check all that are chemical changes:
Respuesta
-
Something new is made
-
Chemical composition is affected
-
Energy is absorbed(endothermic) or released
-
A change in energy (light, sound, or electricity is released)
-
Odor changes
-
Bubbles/ precipitate forms
-
Change in state only
-
Nothing new is made
Pregunta 30
Pregunta
Check all that are physical changes:
Respuesta
-
Something new is made
-
Change in state
-
Nothing new is made
-
A change in energy (light, sound, or electricity is released)
-
Chemical composition is affected
Pregunta 31
Pregunta
Endothermic: More energy is [blank_start]absorbed[blank_end] to break bonds than is [blank_start]released[blank_end], so the environment [blank_start]loses[blank_end] energy (gets [blank_start]colder[blank_end])
Exothermic: More energy is [blank_start]released[blank_end] than the energy [blank_start]taken[blank_end] to break the bonds, so the environment [blank_start]gains[blank_end] energy (gets [blank_start]hotter[blank_end])
Respuesta
-
absorbed
-
released
-
released
-
absorbed
-
released
-
absorbed
-
absorbed
-
released
-
gains
-
loses
-
hotter
-
colder
-
colder
-
hotter
-
loses
-
gains
Pregunta 32
Pregunta
What is a formation reaction?
Respuesta
-
Two elements combined into a compound
-
A compound separates into two elements
-
A reaction that results in the release of oxygen gas and energy in the form of light and heat
-
The negative and positive ions in a reaction
Pregunta 33
Pregunta
What is a decomposition reaction?
Respuesta
-
Two elements combined into a compound
-
The negative and positive ions in a reaction
-
An element replaces a similar element in a compound
-
A compound separates into two elements
Pregunta 34
Pregunta
What is a single replacement reaction?
Respuesta
-
A reaction that results in the release of oxygen gas and energy in the form of light and heat
-
Two elements combined into a compound
-
A compound separates into two elements
-
An element replaces a similar element in a compound
Pregunta 35
Pregunta
What is a double replacement reaction?
Respuesta
-
Two elements combined into a compound
-
An element replaces a similar element in a compound
-
The negative and positive ions in a reaction
-
A reaction that results in the release of oxygen gas and energy in the form of light and heat
Pregunta 36
Pregunta
What is a combustion reaction?
Respuesta
-
An element replaces a similar element in a compound
-
Two elements combined into a compound
-
A compound separates into two elements
-
A reaction that results in the release of oxygen gas and energy in the form of light and heat
Pregunta 37
Pregunta
This is a skeleton equation:
CO2 + H2O > C6H12O6 + O2
Fill in the blanks for this balanced reaction:
[blank_start]6[blank_end](CO2) + [blank_start]6[blank_end](H2O) > C6H12O6 + [blank_start]6[blank_end](O2)
Respuesta
-
6
-
6
-
6
Pregunta 38
Pregunta
A mole of a substance is ________ atoms of that substance.
Respuesta
-
6.022 x 10(23)
-
3.112 x 10(23)
-
9.040 x 10(24)
-
4.322 x 10(24)
Pregunta 39
Pregunta
What is the mass in grams of 7.5 mols of water?
Respuesta
-
2.70 x 10(4)
-
2.70 x 10(2)
-
1.35 x 10(4)
-
1.35 x 10(2)
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