Chemical Reactions Flashcards
A quick way to know the amounts of elements in a compound?
Chemical formula.
Reactions that break apart or decompose?
Decomposition
Two compounds swap cations or anions with each other?
Double replacement reaction
True or False: ON rule number 3 is the specific ON rule.
Tries.
Name all 5 ON rules.
- Free element rule.
- The ion rule.
- The specific oxidation number rule.
- The zero sum rule
- The polyatomic ion charge rule
A chemical formula is a shorthand way to…?
Tell the identities and the amounts of element in a compound.
An oxidation number is the number of…?
electrons that a bonded atom or ion would have to gain or lose to return to its neutral state.
Binary compounds are compounds of…?
only two elements.
A chemical equation is used to describe…?
what happens during a chemical reaction.
Polyatomic ions are many ions made of…?
2 or more covalenlty bonded atoms that act as a single particle.
The rule saying that elements in certain families regularly have same ON?
The specific oxidation number rule.
The rule saying the ON of pure elements is 0?
Free element rule.
The rule saying the ON of monatomic ion is equivalent to the charge of the ion.
The ion rule.
True and False: the chemical equation to water is H2O
False.
Atoms rearranged?
Chemical reaction.
