Ch 8 - Ions

Question 1

What are the 3 sub-atomic particles of an atom?

Answer 1

• Protons
• Neutrons
• Electrons

Question 2

proton symbol

Answer 2

p 😂

Question 3

relative mass of proton

Answer 3

1

Question 4

relative charge of proton

Answer 4

+1

Question 5

neutron symbol

Answer 5

n 🤓

Question 6

relative mass of neutron

Answer 6

1

Question 7

relative charge of neutron

Answer 7

0

neutral!

Question 8

electron symbol

Answer 8

e 🤪

Question 9

relative mass of electron

Answer 9

1/1840

Question 10

relative charge of electron

Answer 10

-1

Question 11

Noble gases are found in Group ____ of the Periodic Table.

Answer 11

Group 18 :)

Question 12

Noble gas atoms are…

Answer 12

• stable
• unreactive (inert)

Question 13

Noble gases exist in nature as ____________ .

Answer 13

single atoms 🙎😩

Question 14

Noble gases have ____ valence shells.

Answer 14

full / complete

Question 15

Ions are formed when…

Answer 15

an atom loses or gains electrons

Question 16

Atoms with a nearly empty valence shell will…

Answer 16

lose electrons 😓

Question 17

Positively charged ions are also called…

Answer 17

CATIONS
😼meoww

Question 18

When electrons are lost, they form…

Answer 18

positively charged ions (cations)

Question 19

Atoms with a nearly full valence shell will…

Answer 19

gain electrons 💪😄

Question 20

Negatively charged ions are also called…

Answer 20

ANIONS
🧅 yumm?

Question 21

When electrons are gained, they form…

Answer 21

negatively charged ions (anions)

Question 22

When writing chemical formula of cations, what is the charge written on the top right corner?

Answer 22

+

yea thats it…unfortunately no emojis 🫣 SIIIKE

Question 23

When writing chemical formula of anions, what is the charge written on the top right corner?

Answer 23

-

its a negative sign btw, if u couldnt tell

Question 24

Ammonium formula

Answer 24

NH₄⁺

Question 25

Carbonate formula

Answer 25

CO₃²⁻

Question 26

Sulfate formula

Answer 26

SO₄²-

Question 27

Phosphate formula

Answer 27

PO₄³⁻

Question 28

Nitrate formula

Answer 28

NO3-

Question 29

Hydroxide formula

Answer 29

OH¯

Question 30

Silver cation formula

Answer 30

Ag+

Question 31

Zinc cation formula

Answer 31

Zn2+

Question 32

Iron (II) cation formula

Answer 32

Fe2+

Question 33

Iron (III) cation formula

Answer 33

Fe3+

Question 34

Copper (I) cation formula

Answer 34

Cu+

Question 35

Copper (II) cation formula

Answer 35

Cu2+

Question 36

Lead (II) cation formula

Answer 36

Pb2+

Question 37

number of protons = _____

Answer 37

number of electrons 💫

Question 38

Cation --> proton __ electron

Answer 38

proton > electron

Question 39

Anion --> proton __ electron

Answer 39

proton < electron

Question 40

Chemical formula of ionic compound

Answer 40

XnYm | you get what i mean, right?