Classification of matter
What type of mixture is bits and bites
Heterogenous
This family has the most reactive metals
Akali metals
How many valence electrons does lithium have?
One
Name this formula NaCL
Sodium chloride
Write the formula for Postassium chloride
KCl
Salt water is what type of mixture?
Homogenous mixture
This family has the most reactive non-metals
Halogens
How many electrons does magnesium have?
12
Name this formula Fe2O3
Iron(III) Oxide
Write the formula for Sodium acetate
NaCH3COO
Na, Cl, and Ca are classified as what?
Elements
Why are noble gases so stable?
They have a full outermost shell
How many electrons does the Sodium ion have
10
Name this formula Ca(NO3)2
Calcium Nitrate
Write the formula for Diphosphorus hexoxide
P2O6
Sodium chloride is classified as what?
A compound
Which group of elements are multivalent?
Transitional metals
Which noble gas has the same amount of electrons as a strontium Ion?
Krypton
Name this formula Cu3PO4
Copper (I) phosphate
Write the formula for Nickel (III) chromate
Ni2CrO4
Choose the correct option, water is a (pure substance/ homogenous mixture / heterogenous mixture) while also being a ( compound/ element)
water is a pure substance while also being a compound
What do nitrogen, chlorine, oxygen, flourine, hydrogen, and Iodine have in common?
They are all naturally diatomic
How many bounds bonding electrons does carbon have?
4
Name this formula H2O
Dihydrogen monoxide
Write the formula for calcium bisulfate
Ca (HSO4)