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Science S2 > Ch 8 - Ions > Flashcards

Ch 8 - Ions Flashcards

1
Q

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

A
  • Protons
  • Neutrons
  • Electrons
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2
Q

proton symbol

A

p 😂

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3
Q

relative mass of proton

A

1

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4
Q

relative charge of proton

A

+1

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5
Q

neutron symbol

A

n 🤓

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6
Q

relative mass of neutron

A

1

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7
Q

relative charge of neutron

A

0

neutral!

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8
Q

electron symbol

A

e 🤪

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9
Q

relative mass of electron

A

1/1840

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10
Q

relative charge of electron

A

-1

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11
Q

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

A

Group 18 :)

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12
Q

Noble gas atoms are…

A
  • stable
  • unreactive (inert)
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13
Q

Noble gases exist in nature as ____________ .

A

single atoms 🙎😩

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14
Q

Noble gases have ____ valence shells.

A

full / complete

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15
Q

Ions are formed when…

A

an atom loses or gains electrons

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16
Q

Atoms with a nearly empty valence shell will…

A

lose electrons 😓

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17
Q

Positively charged ions are also called…

A

CATIONS
😼meoww

18
Q

When electrons are lost, they form…

A

positively charged ions (cations)

19
Q

Atoms with a nearly full valence shell will…

A

gain electrons 💪😄

20
Q

Negatively charged ions are also called…

A

ANIONS
🧅 yumm?

21
Q

When electrons are gained, they form…

A

negatively charged ions (anions)

22
Q

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

A

+

yea thats it…unfortunately no emojis 🫣 SIIIKE

23
Q

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

A

-

its a negative sign btw, if u couldnt tell

24
Q

Ammonium formula

25
Q

Carbonate formula

A

CO₃²⁻

26
Q

Sulfate formula

27
Q

Phosphate formula

A

PO₄³⁻

28
Q

Nitrate formula

29
Q

Hydroxide formula

30
Q

Silver cation formula

31
Q

Zinc cation formula

32
Q

Iron (II) cation formula

33
Q

Iron (III) cation formula

34
Q

Copper (I) cation formula

35
Q

Copper (II) cation formula

36
Q

Lead (II) cation formula

37
Q

number of protons = _____

A

number of electrons 💫

38
Q

Cation –> proton __ electron

A

proton > electron

39
Q

Anion –> proton __ electron

A

proton < electron

40
Q

Chemical formula of ionic compound

A

XnYm

you get what i mean, right?

Science S2 (8 decks)

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