VSEPR and Molecular Geometry
Naming
Chemical Reactions
Equilibrium
Mixed
100
The molecular shape of water
What is angular or bent?
100
The chemical formula for acetate
What is CH3COO- ?
100
The balanced equation for the reaction between Mg and O2
What is 2Mg + O2 --> 2MgO
100
Dynamic equilibrium occurs when what happens
What is the rate of the forward reaction equals the rate of the reverse reaction?
100
Avogadro’s number is equal to
What is 6.022x10^23 (particles per mole)?
200
The bond angles between a trigonal planar molecule
What is 180 degrees?
200
The name for AgSO3
What is silver sulfite?
200
A catalyst’s role in a chemical reaction
What is lowering the activation energy needed for the reaction (to speed up the reaction)?
200
Le Chatelier’s Principle states what
What is if a stress is placed on a system in equilibrium, the equilibrium is displaced in the direction that counteracts the effect of the stress?
200
The definition of the Law of Definite Proportions
What is compounds are made by combining atoms of two or more elements in a definite proportion by mass?
300
Methane is an example of this shape
What is tetrahedral?
300
The name for N2O
What is dinitrogen monoxide?
300
The balanced equation for the reaction between iron (III) chloride and sodium hydroxide to form iron (III) hydroxide and sodium chloride
What is FeCl3 + 3NaOH --> Fe(OH)3 + 3NaCl?
300
The expression for the equilibrium constant of the reaction of hydrogen and oxygen to form water
What is Kc =[H2O]^2 / ( [H2]^2 [O2] ) ?
300
Gay-Lussac’s Law states what
What is the pressure of a gas varies directly with the temperature? ( P1/T1 = P2/T2 )
400
Ammonia is an example of this shape
What is trigonal pyramidal?
400
The name for Cu(ClO3)2
What is copper (II) chlorate?
400
The reaction of silver nitrate solution with hydrochloric acid forms what two products (include states of matter)
What is solid silver chloride and aqueous nitric acid?
400
In the exothermic reaction between nitrogen gas and hydrogen gas to form ammonia, if nitrogen gas is added, what happens to the equilibrium constant
What is Kc doesn’t change?
400
Stainless steel is an example of (element, compound, homogeneous mixture, heterogeneous mixture)
What is a homogeneous mixture?
500
The bond angles for a trigonal-bipyramidal molecule
What are 90 and 120 degrees?
500
The name for H2S
What is hydrosulfuric acid?
500
The balanced equation for the reaction between aluminum hydroxide and sulfuric acid to form aluminum sulfate and water
What is 2Al(OH)3 + 3H2SO4 --> Al2(SO4)3 + 6H2O?
500
In the exothermic reaction between nitrogen gas and hydrogen gas to form ammonia, if volume is increased, the equilibrium shifts which way
What is toward the reactants side (nitrogen and hydrogen gas)?
500
The partial pressure in atmospheres of nitrogen in a mixture of gases at a pressure of 760. mmHg if nitrogen is 65.0% of the mixture by volume
What is 0.650 atm?
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