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WorksheetsChemical Reaction & Equation
Total questions: 8
Worksheet time: 4mins
2Cu +O2 =2 CuO when heated.
Name the reaction
Reduction
Oxidation
Redox reaction
Exothermic
When CaCO2 is heated the products are
CaO + CO2
CaOH2
Ca+ H2O
Why does Silver chloride turn grey in sunlight ?
Due to corrosion
Due to the formation Ag and Cl
Due to the formation of silver hydroxide
Name the product formed when CaO reacts with water
Calcium hydroxide
CO2 + Ca
Ca+ H2O
2 PbO + C = 2 Pb+ CO2
Redox reaction
Decomposition reaction
Oxidation reaction
Displacement reaction
Neutralisation reaction between an acid and base is a type of----
Displacement reaction
Double displacement reaction
Addition reaction
Decomposition reaction
The respiration process in which glucose reacts with oxygen to produce energy is
Exothermic reaction
Endothermic reaction
Reversible reaction
Combination reaction
In a chemical reaction between sulphuric acid and barium chloride solution, the white precipitate formed is ----
HCl
Chlorine
Sulphur
Barium sulphate
