Naming Compounds
This is the formula for carbon dioxide.
What is CO2?
By definition, the Law of Conservation of Mass states that matter (mass) may not be __________ nor _________ .
What is created / destroyed.
This is found on the left side of the yields sign. In other words, what goes in to the reaction.
What is the reactant?
What is the goal of balancing chemical equations?
To have the same number of atoms of each element on the reactant and product side.
This chemical equation is balanced (true or false): 2K + MgBr2 --> 2KBr + Mg
What is true?
A+B--> AB is the formula for what kind of chemical reaction
What is synthesis reaction
This is the name for the compound SO3.
What is sulfur trioxide?
This is the force that holds atoms in a compound together.
What is chemical BOND?
This sign indicates the direction of the reaction, and separates reactants from products.
What is the yields sign OR the arrow?
When balancing a chemical equation, you are able to add or change these.
What are coefficients?
Balance the following chemical equation: __ N2 + __ H2 --> __ NH3
What is N2 + 3H2 --> 2NH3?
AB --> A+B is the formula for what kind of chemical reaction
What is a decomposition reaction
This is the formula for dinitrogen pentoxide.
What is N2O5?
Twelve grams of reactant X combine with fifteen grams of reactant Y. This is the total mass of the product(s). (HINT: Think of the Law of Conservation of Mass!)
What is twenty seven grams?
This is found on the POINTY side of the arrow. It is the end result of a chemical reaction.
What is the product?
Within a chemical formula, if you don't see a subscript, you can know that there are this many atoms of that element within each molecule.
What is one?
Balance the following equation: __ Ag2O --> __ Ag + __ O2
What is 2Ag2O --> 4 Ag + O2?
AB+C--> AC+B is the formula for what kind of chemical reaction
What is a single displacement Reaction?
This is the name for MgCl2
What is magnesium chloride?
This is a solid that is formed as a product of a double replacement reaction between two aqueous ionic solutions.
What is a precipitate?
This best explains the definition of the term coefficient.
What is the number of molecules/moles of a given substance?
This law tells us that chemical equations must be balanced.
What is the law of conservation of mass?
Balance the following chemical equation: __ AlBr3 + __ K2SO4 --> __ KBR + __ Al2(SO4)3
What is 2AlBr3 + 3K2SO4 --> 6KBR + Al2(SO4)3?
AB+CD-->AC+BD is the formula for what kind of chemical reaction
What is a double replacement reaction?
This is the name for the compound As4Br3.
What is tetraarsenic tribromide?
This is the formula when you combine the following elements: Fe+3, O-2.
What is Fe2O3?
This best explains the role of a subscript in a chemical formula.
What is the number that denotes the number of atoms/polyatomic ions of each part within a compound?
What do you NEVER change when balancing a chemical reaction?
What is the subscript?
Balance the following chemical equation: __HNO3 + __ NaHCO3 --> __ NaNO3 + __ H2O + __ CO2
What is already balanced?
A reaction that involves carbon hydrogen and oxygen has carbon dioxide and water as two of its products.
What is a combustion reaction?