7. binary molecular compounds are made of two *
a. metalloid elements
b. metallic elements
c. nonmetallic elements
d. polyatomic ions
8. which of the following correctly shows a prefix used in naming a binary molecular compound along with its corresponding number? *
a. penta-, 6
b. hexa-, 4
c. deca-, 8
d. nona-, 9

How do you convert 4 mmol of bromobenzene to ml?

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy

What 3 categories are elements divided