Identify the name of the compound that goes with this chemical formula: MgCl2.

A.
magnesium fluorite

B.
manganese chromide

C.
molybdenum cadmium

D.
magnesium chloride

Question

Identify the name of the compound that goes with this chemical formula: MgCl2.
 
 A.
magnesium fluorite
 
 B.
manganese chromide
 
 C.
molybdenum cadmium
 
 D.
magnesium chloride

cuanchi · Answer

what elements are in your compound? do you have a periodic table?

caozeyuan · Answer

mg is magnesium, Cl  is chlorine

jmansedg · Answer

so d right

caozeyuan · Answer

it is ionic binary compound, hence magnesium chloride

jmansedg · Answer

Carbon and oxygen bond to form carbon dioxide. What is the chemical formula for each of the reactants?	
 
 A.
C2 and O
 
 B.
C2 and O2
 
 C.
C and O2
 
 D.
CO2 and O2

cuanchi · Answer

Yes if you have a metal and no metal most of the chances are it is a ionic compound

caozeyuan · Answer

carbon is C, oxygen is O, but oxygen element is binary hence O2

jmansedg · Answer

d

cuanchi · Answer

no

caozeyuan · Answer

first d, second c

jmansedg · Answer

c

cuanchi · Answer

the reactants are C and O2
CO2 is the product of the reaction

jmansedg · Answer

so it is c

caozeyuan · Answer

yes

jmansedg · Answer

i got a 75%  and i need 80 to pass

cuanchi · Answer

something else was wrong, how can you improve your score?