Unit Test December

Question 1

Ionic compounds have charges…True or false

Answer 1

True

Question 2

Do ionic compounds need to be balanced?

Answer 2

Yes

Question 3

What are molecular compounds?

Answer 3

Covalent. NM and NM

Question 4

Prefixes for 1-8

Answer 4

Mono, di, tri, tetra, penta, hexa, hepta, octa

Question 5

Does the prefix for molecular compounds in front of the first element have a subscript?

Answer 5

Only if it is 2 and above of them

Question 6

How do you write acids without oxygen?

Answer 6

Hydro-, base of the non-metal, -acid

Question 7

Ous=…

Answer 7

Lower charge

Question 8

Ic=…

Answer 8

Higher charge

Question 9

BrINClHOF is what and means what?

Answer 9

Bromine, iodine, nitrogen, chlorine, hydrogen, oxygen, fluorine. They are all diatomic molecules

Question 10

Acids with oxygen usually ending with ate now end with…

Answer 10

-ic

Question 11

Acids usually ending with ite now end with…

Answer 11

-ous

Question 12

What are atomic elements?

Answer 12

They exist in single atoms. NOT diatomic

Question 13

What are molecular compounds?

Answer 13

Compounds with 2 or more non-metals

Question 14

What are ionic compounds?

Answer 14

Compounds with a metal and 1 or more non-metals

Question 15

Hypo means less than the normal…True or false

Answer 15

True

Question 16

Per meaning more than used…True or false

Answer 16

True