day-1 of reactions Flashcards by Unknown Unknown

Q

FORMULA FOR RUSTING

A

4FE + 3O2 + H2O =2FE2 03 H20

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Q

ZINC AND SULFURIC ACID REACTION

A

Zn + H2SO4 = ZNSO4 + H2 ↑

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Q

calcium cabnate and hcl

A

CACO3 + 2HCL = CACL2 + H20 + CO2 ↑

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Q

sodium nitrate strongly heated

A

2NANO3 = 2NANO2 +O2 ↑

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Q

COPPER CARBONATE HEATED STRONGLY

A

CUCO3(green) = CUO(black) + CO2↑

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Q

lead nitrate reaction(white,yellow,reddish brown)

A

2pb(No3)2 = 2Pbo + 4NO2↑ + O2↑

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Q

iron chloride reaction with ammonium hydroxide

A

FECL3 + 3NH4OH = Fe(OH)3↓ + 3NH4cl

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Q

hydrogen sulphide gas passed through blue copper sulphate

A

Cuso4 + H2S = Cus↓ + H2SO4

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Q

exothermic reaction with calcium oxide and water

A

CaO + H2O = Ca(OH)2 + heat

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Q

chlorine and hydrogen

A

CL2 + H2 = 2HCL

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Q

reduction reaction with copper oxide

A

H2 + Cuo = CU + H20

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Q

A

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