Chemistry > 8a > Flashcards

8a Flashcards

(11 cards)

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1
Q

Iron II

A

+2

Fe

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2
Q

Sulfate

A

2-
SO
4

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3
Q

Hydroxide

A

-

OH

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4
Q

-/+ X

A

ON

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5
Q

Phosphate

A

3-
PO
4

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6
Q

Rules

A

1) ON of elements in natural form=0
2) ON of monatomic ion= to the charge
3) Compound sum of ON=0
4a) Group 1=+1
4b) Group 2=+2

4c) Hydrogen +1 with non metal
- 1 with metal

4d) Oxygen = -2 except with fluoride where it has a +ON
- 1 in peroxide ion

4e) Halogens (group 17) = -1
5) Sum of ONs in polyatomic ion=charge

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7
Q

X -/+

A

Charge

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9
Q

Ammonium

A

+
NH
4

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10
Q

Aluminum ON

A

+3

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11
Q

Left side__

Right side__

A

Left side positive

Right side negative

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12
Q

Nitrate

A

-
NO
3

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