Amount of a substance: Charges on Ions

Question 1

When are ionic compounds formed?

Answer 1

= when metals react with non metals
= metals form a positive ion
= non metals form a negative ion
= achieve the electronic structure of a noble gas- full outer shell,
=

Question 2

What is the ionic charge of alliminium?

Answer 2

Al3+

Question 3

What is the ionic charge of transition metals?

Answer 3

forms several positive charged ions

Question 4

What is the ionic charge of silver?

Answer 4

Ag+

Question 5

What is the ionic charge of zinc?

Answer 5

Zn2+

Question 6

When does the ion end in ‘ide’, in what circumstance?

Answer 6

=if non metal has reacted with one element.

Question 7

What charge does nitrogen have?

Answer 7

= 3-

Question 8

What charge does phosphours have?

Answer 8

3-

Question 9

Ionic charge of hydrogen

Answer 9

H+

Question 10

Ionic charge of hydroxide

Answer 10

OH-

Question 11

Ionic charge of carbonate

Answer 11

co3 2-

Question 12

Ionic charge of ammonium?

Answer 12

NH4+

Question 13

Ionic charge of nitrate

Answer 13

NO3 -

Question 14

Ionic charge of sulfate

Answer 14

SO4 2-

Question 15

What are polyatomic ions?

Answer 15

= ion containing 2 different elements

Question 16

Formula for carbon monoxide

Answer 16

CO

Question 17

Formula for nitrogen monoxide

Answer 17

NO

Question 18

Formula for ammonia

Answer 18

NH3

Question 19

Formula for Methane?

Answer 19

CH4

Question 20

Formula for hydrogen sulfide

Answer 20

H2S

Question 21

Formula for hydrochloric acid

Answer 21

HCL

Question 22

formula for sulfuric acid

Answer 22

H2SO4

Question 23

formula for nitric acid

Answer 23

HNO3

Question 24

What is the formula for phosphoric acid?

Answer 24

H3PO4

Question 25

What is the formula for hydrogen carbonate? H

Answer 25

HCO3

Question 26

What is the formula for hydride?

Answer 26

H-

Question 27

What is the formula for phosphate?

Answer 27

PO43

Question 28

What is the formula for acetatea

Answer 28

C3H2O3 2-