Chemical Reactions
In a chemical reaction the substances to the right of the arrow are called this/these?
What is/are products?
In the formula 5CaSO4, this is the total number of oxygen atoms.
What is 20?
A substance that enters a chemical reaction is called this.
What is a reactant?
Na2SO4 contains what type of bond?
What is an ionic bond?
what does is mean to be "balanced"?
what is the same number of each type of element on both sides of the reaction
water -> hydrogen + oxygen
... is an example of this type of reaction.
What is an example of a decomposition reaction?
What type of reaction is indicated by A + B -> AB
What is a synthesis reaction?
This type of reaction occurs when an element displaces another element in a compound, producing a new compound and a new element.
What is a single displacement reaction?
type of reaction that involves the break down of compounds
What is a decomposition reaction?
What type of bond is in P3Cl5?
What is covalent bond?
What is the name of Al(PO4)?
What is aluminum phosphate?
Balance the following chemical reaction:
KClO3→KCl+O2
coefficients are 2, 2, 3
DOUBLE JEOPARDY!!!!!!!!!
An expression in which symbols and formulas are used to represent a chemical reaction.
A chemical equation
What is the total number of atoms in 3 Ba(NO3)2 ?
What is 27 atoms
State the Law of Conservation of Mass.
What is that matter can not be created or destroyed in a chemical reaction?
When balancing an equation, these numbers can not be changed.
What is a subscript?
A solid that forms when two liquids are mixed together during a chemical reaction.
a precipitate
What types of elements are found in an ionic bond?
What are metals and nonmentals
The reaction 2HgO ---> 2Hg + O is an example of this type of reaction.
What is decomposition?
AgNO3 + NaCl -> AgCl + NaNO3
is an example of this type of reaction.
What is an example of a double displacement reaction?
Give three examples that a chemical change has taken place.
What is temp. change, color change, odor change, formation of a precipitate, formation of a gas?
ammonia (NH3) + hydrogen chloride (HCl) -> ammonium chloride (NH4Cl)
... is an example of this type of reaction.
What is a synthesis reaction?
What types of elements are found in a covalent bond?
what are nonmetals only
Balance the reaction: Na + H2O --> NaOH + H2
What is 2Na + 2H2O --> 2NaOH + H2
A precipitate often forms in these types of reactions.
What is a double displacement reaction?