who wants to be a millionaire? chemical reactions edition
TRANSCRIPT
Who Wants To Be A Who Wants To Be A Millionaire?Millionaire?
Chemical Reactions
Edition
Question 1
This type of bond occurs when a pair of electrons are shared
between two nonmetals
A Ionic bondB Triple BondC Covalent BondD Polyatomic
This type of bond occurs when a pair of electrons are shared
between two nonmetals
A Ionic bondB Triple BondC Covalent bondD Polyatomic
$100
Question 2
This is a material used to decrease the rate of a
chemical reaction
A ConcentrationB Road blockC InhibitorD Catalyst
This is a material used to decrease the rate of a
chemical reaction
A ConcentrationB Road blockC InhibitorD Catalyst
$200
Question 3
The materials present after a reaction (on the right side of the equation) are called…
A ReactantsB ProductsC FormulasD Subscripts
The materials present after a reaction (on the right side of the equation) are called…
A ReactantsB ProductsC FormulasD Subscripts
$300
Question 4
Conservation of mass states that…
A Matter can’t be created or destroyed
B One element replaces another element
C chemical formulas use subscripts
D Coefficients are important
Conservation of mass states that…
A Matter can’t be created or destroyed
B One element replaces another element
C Chemical formulas use subscripts
D Coefficients are important
$500
Question 5
This uses symbols and formulas to show
chemical reactionsA synthesisB chemical formulaC decompositionD chemical equation
This uses symbols and formulas to show
chemical reactionsA synthesisB chemical formulasC decompositionD Chemical equations
$1,000
Question 6
A reaction that releases energy in the form of
heat is anA Endothermic ReactionB Temperature ReactionC Exothermic ReactionD A Hot reaction
A reaction that releases energy in the form of
heat is anA Endothermic ReactionB Temperature ReactionC Exothermic ReactionD A hot reaction
$2,000
Question 7
When heat is added to change the reaction, the
reaction rate…A decreases (slows down)B is not effectedC becomes inhibitedD increases (speeds it up)
When heat is added to change the reaction, the
reaction rate..A decreases (slows down)B is not effectedC becomes inhibitedD increases (speeds it up)
$4,000
Question 8
What is an example of chemical change?
A Burning a log
B Cutting an object in half
C Melting an ice cubeD Throwing a rock on the ground
What is an example of chemical change?
A Burning a logB Cutting an object in halfC Melting an ice cubeD Throwing a rock on the ground
$8,000
Question 9
Why does the reaction rate increase with greater
concentration?A More molecules for the reaction
B Bonds are brokenC because it’s a mixtureD Because of chemistry
Why does the reaction rate increase with
greater concentration?A More molecules for the reaction
B Bonds are brokenC because it’s a mixtureD Because of Chemistry
$16,000
Question 10
A material that increases the rate of a reaction by lowering the
activation energy is called a(n)
A replacementB catalystC synthesisD combustion
A material that increases the rate of a reaction by lowering the
activation energy is called a(n)
A replacementB catalystC synthesisD combustion
$32,000
Question 11
Which of the following would increase the rate
of a reaction?A Greater concentrationB Higher TemperatureC Greater Surface AreaD All of the above
Which of the following would increase the rate
of a reaction?A Greater ConcentrationB Higher TemperatureC Greater Surface AreaD All of the above
$64,000
Question 12
Which type of reaction absorbs or takes in heat
energy?A Endothermic reactionB Activation Energy C Exothermic ReactionD None of these
Which type of reaction absorbs or takes in heat
energy?A Endothermic ReactionB Activation EnergyC Exothermic ReactionD none of these
$125,000
Question 13
Chemical Reactions are written as ______ and balanced with______
A products & symbolsB Compounds & Subscripts
C substances & elements
D equations & coefficients
Chemical Reactions are written as ______ and balanced with______
A products & SymbolsB compounds & subscripts
C substances & elements
D equations and coefficients
$250,000
Question 14
Which of the following tells you how many atoms or molecules of
each reactant or product take part in the reaction?
A SubscriptsB CoefficientsC FormulasD an equation
Which of the following tells you how many atoms or molecules of
each reactant or product take part in the reaction?
A SubscriptsB CoefficientsC FormulasD an equation
$500,000
Question 15
The total mass of the reactants must equal the total mass of the
products- is an example of a
A Balanced equationB Conservation of massC MathD Both A & B
The total mass of the reactants must equal the total mass of the
products- is an example of a
A Balanced equationB Conservation of MassC MathD Both A & B
$1,000,000