Answers CxHY + 4O2 → 3CO2 + 2H2O. The hydrocarbon, CxHY, in the reaction above is? CxHY + 4O2 → 3CO2 + 2H2O. The hydrocarbon, CxHY, in the reaction above is? A. propane B.… Read More
Answers The role of sodium chloride in the preparation of soap is to? The role of sodium chloride in the preparation of soap is to? A. purify the soap B. separate… Read More
Answers Aromatic and aliphatic hydrocarbons can be distinguished from each other by the? Aromatic and aliphatic hydrocarbons can be distinguished from each other by the? A. action of bromine B. use… Read More
Answers Which of the following pairs has compounds that are isomers? Which of the following pairs has compounds that are isomers? A. Propanal and propanone B. Ethanoic acid and… Read More
Answers Group 1 A metals are not found free in nature because they? Group 1 A metals are not found free in nature because they? A. are of low melting and… Read More
Answers CHCl3 + Cl2 → HCl + CCl4. The reaction above is an example of? CHCl3 + Cl2 → HCl + CCl4. The reaction above is an example of? A. an addition reaction… Read More
Answers Which of the following compounds will impart a brick-red colour to a non-luminious bunsen flame? Which of the following compounds will impart a brick-red colour to a non-luminious bunsen flame? A. NaCl B.… Read More
Answers In the extraction of iron in the blast furnace, limestone is used to? In the extraction of iron in the blast furnace, limestone is used to? A. release CO2 for the… Read More
Answers Which of the following ions will give a white precipitate with aqueous NaOH and soluble… Which of the following ions will give a white precipitate with aqueous NaOH and soluble in excess of… Read More
Answers Sulphur exists in six forms in the solid state. This property is known as? Sulphur exists in six forms in the solid state. This property is known as? A. isomerism B. allotropy… Read More