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13 Terms

1
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2 elements and s s s

Fe + S ~ FeS

2
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Brown compound

Fe + Cl2 ~FeCl3

3
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g g g

CO + O2 ~ CO2

4
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g g s

SO2 + O2 ~ SO3 / NH3 + HCl ~ NH4Cl

5
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Caustic potash

K2O + H2O ~ KOH

6
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Caustic soda

N2O + H2O ~ NOH

7
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Form slaked lime

Can + H2O ~ Ca(OH)2

8
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White washing

Ca(OH)2 + CO2 ~ CaCO3 + H2O

9
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Sulphurous acid

SO2 + H2O ~ H2SO3

10
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Phosphoric acid

P2O5 + H2O ~ H3PO4

11
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Photosynthesis

CO2 + H2O ~ C6H12O6 + O2

12
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Black to white

PbS + O2 ~ PbSO4

13
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Dazzling white light

Mg + O2 ~ MgO

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