hafaliadau Flashcards

1
Q

hafaliad ionig am niwtraleiddio

A

H+ (d) + OH- (d) → H2O (h)

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2
Q

creu crisialau copr sylffad (copr ocsid)

A

asid sylffwrig + copr ocsid → copr sylffad + dwr

H2SO4 + Cu2O2 → CuSO4 + H2O

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3
Q

creu crisialau copr sylffad (copr carbonad)

A

asid sylffwrig + copr carbonad → copr sylffad + carbon deuocsid + dwr
H2SO4 + Cu2(CO3)2 → CuSO4 + CO2 + H2O

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4
Q

aer poeth a golosg yn y ffwrnais chwyth

A

carbon + ocsigen → carbon monocsid

2C + O2 → 2CO

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5
Q

rhydwythiad haearn (III) ocsid yn y ffwrnais chwyth

A

haearn (III) ocsid + carbon monocsid → haearn + carbon deuocsid
Fe2O3 + 3CO → 2Fe + 3CO2

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6
Q

dadalfeniad thermol y calchfaen yn y ffwrnais chwyth

A

calsiwm carbonad → calsiwm ocsid + carbon deuocsid

CaCO3 → CaO + CO2

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7
Q

silica yn y ffwrnais chwyth

A

calsiwm ocsid + silica → calsiwm silicad

CaO + SiO2 → CaSiO3

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8
Q

electrolysis dwr

A

2H2O → 2H2 + O2

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9
Q

fformiwla alcan

A

CnH2n+2

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10
Q

fformiwla alcen

A

CnH2n

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11
Q

amonia

A

nitrogen + hydrogen ⇌ amonia

N2(n) + 3H2(n) ⇌ 2NH3(n)

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12
Q

cynhyrchu sylffwr deuocsid yn y proses gyffwrdd

A

sylffwr + ocsigen → sylffwr deuocsid

S + O2 → SO2

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13
Q

cynhyrchu sylffwr triocsid yn y proses gyffwrdd

A

sylffwr deuocsid + ocsigen ⇌ sylffwr triocsid

2SO2 + O2 ⇌ 2SO3

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14
Q

trawsnewid sylffwr triocsid yn asid sylffwrig yn y proses gyffwrdd

A

sylffwr triocsid + asid sylffwrig crynodedig

SO3+ H2SO4→ H2S2O7

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15
Q

ammoniwm nitrad

A

amonia + asid nitrig → amoniwm nitrad

NH3 + HNO3 → NH4NO3

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16
Q

ammoniwm sylffad

A

amonia + asid sylffwrig → amoniwm sylffad

NH3 + H2SO4 → (NH4)2SO4