Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
22 Cards in this Set
- Front
- Back
|
What is hydrogen's charge?
|
+1
|
|
|
What type of element is hydrogen? (alkali metal, etc)
|
considered a nonmetal
|
|
|
Ag's oxidation state
|
+1
|
|
|
Zn's oxidation state
|
+2
|
|
|
Al's oxidation state
|
+3
|
|
|
electroneg difference for ionic compounds
|
greater than 2.0
|
|
|
electroneg difference for polar covalent compounds
|
between .5 and 1.9
|
|
|
electroneg difference for covalent compounds
|
between 0 and 0.4
|
|
|
if transition metals are LESS positive the suffix is
|
ous
|
|
|
if transition metals are MORE positive the suffix is
|
ic
|
|
|
what type of compound is always a salt?
|
any ionic compound
|
|
|
with every H added to a compound, the charge ______
|
increases by +1
|
|
|
do hydroacids contain oxygen?
|
NO
|
|
|
what is the structure for naming hydroacids?
|
Hyro + root + ic + acid
|
|
|
for oxyacids - what are the suffix changes?
|
ite - ous
ate - ic |
|
|
if an acid contains oxygen, you (do/don't) say "hydro" at the beginning
|
DON'T
|
|
|
if an acid doesnt contain oxygen, you (do/dont) say "hydro" at the beginning
|
DO
|
|
|
ate - ic & ite - ous applies to hydroacids
|
FALSE
|
|
|
What is an empirical formula?
|
lowest whole ratios of the elements in the compound
|
|
|
what is a molecular formula?
|
exact number of atoms for each elem in a compound
|
|
|
what does the law of definite proportions state?
|
a chemical compound always has the same chemical formula (same subscripts)
|
|
|
what does the law of multiple proportions state?
|
when the same elements form compounds they do NOT need to do so with the same subscripts but the subscripts MUST be whole numbers
|
