Ionic Compounds
Formed when an atom gains or lose electrons
What is ions?
Atoms gain, lose. or share valence electrons in order to end up with 8 valence electrons.
What is Octet Rule?
6.022x10^23
What is Avogardo's number?
0.0047kg = ____ mg
Convert and put in scientific notation
4.7 x 10^3mg
Digits in a measurement that are reproducible when the measurement is repeated.
What is Significant Figures/ Sig Figs?
This group needs a roman numeral to indicate a charge when naming
What is transitional metals?
Compounds formed between cation and anion.
What is ionic compounds?
How many atoms are in 48.6g of Mg?
12.04x10^23 atoms
12 in = ___ foot
what is 1?
In any measurement, all ____ digits are significant.
Nonzero
Fe2+
What is Iron (II) ion
When naming ionic compounds ____ always change ending to "ide".
What is anion?
How many grams are in 18.06x10^23 atoms of Copper?
190.5g
1 meter= __ inches
what is 39.4 in?
9.333+1.4=
Put in correct sig figs
What is 10.7
Br-
What is Bromide?
N has ___ valence electrons and can form ___ bonds
5, 3
How many moles of Silicon is 3.01x10^23 atoms?
0.5 mol
9.47 x 10^-6 (9.3 x 10^-5)
Multiply and place in correct scientific notation
what is 8.8 x 10^-10
37.68L + 6.71862L + 108.428L =
Put in correct sig figs
what is 152.83L
What is Lithium Sulfide?
CO
name this formula
What is Carbon monoxide?
What is the mass of 4 moles of Iron?
224g
630179
Place in correct scientific notation using 4 sig figs
what is 6.302x10^5
0.000000505
place in scientific notation
5.05x10^-7