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Chemistry > Periodic Table > Flashcards

Periodic Table Flashcards

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1
Q

Na2O +H2O

A

NaOH

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2
Q

Na2O +Acid

A

NaCl

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3
Q

Mg2O +H2O

A

Mg(OH)2 (aq/s)

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4
Q

Al2O3 +H2O

A

Al2O3 does not dissolve in water. Energy needed to break down the ionic lattice is more than the energy released on hydrating the ions

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5
Q

SiO2 +H2O

A

strong cov bonds

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6
Q

P4O10 +H2O

A

H3PO4

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7
Q

SO3 +H2O

A

H2SO4

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8
Q

Mg2O+Acid

A

MgCl2

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9
Q

Al2O3 +Acid

A

AlCl3 (aq)

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10
Q

Al2O3 +Base

A

[Al(OH)4]-

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11
Q

SiO2 +Base

A

[SiO3]2-

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12
Q

P4O10 + Base

A

Na3PO4

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13
Q

SO3 + Base

A

Na2SO4

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14
Q

NaCl

A

Hydration

NaCl(s) + aq –> Na+ + Cl-

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15
Q

MgCl2

A

Hydration
MgCl2 + 6H2O –> [Mg(H2O)6]2+ + 2Cl-

Slight hydrolysis
[Mg(H2O)6]2+ + H2O [Mg(OH)(H2O)5]+ + H3O+

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16
Q

AlCl3

A

Hydration
AlCl3(s) + 6H2O –> [Al(H2O)6]3+ + 3Cl-

Appreciable hydrolysis
[Al(H2O)6]3+ + H2O [Al(OH)(H2O)5]2+ + H3O+

17
Q

SiCl4 Limited water

A

Hydrolysis

SiCl4(l) + 2H2O –> SiO2(s) + 4HCl (g)

18
Q

SiCl4 Excess water

A

SiCl4(l) + 4H2O –> Si(OH)4 + 4HCl (aq)

19
Q

PCl5 Excess water, not cold

A

PCl5(s) + 4H2O –> H3PO4 + 5HCl (aq)

20
Q

PCl5 Limited water/cold

A

PCl5(s) + H2O –> POCl3 (l) + 2HCl (g)

21
Q

PCl5 Excess water, cold

A

POCl3(l) + 3H2O –> H3PO4 + 3HCl(aq)

22
Q

AlCl3 A few drops of water

A

AlCl3(s) + 3H2O –> Al(OH)3 + HCl (g)

Chemistry (9 decks)

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