Podcast
Questions and Answers
What type of reaction takes place when calcium hydroxide (Ca(OH)2) reacts with carbon dioxide (CO2) to form calcium carbonate (CaCO3) and water (H2O)?
What type of reaction takes place when calcium hydroxide (Ca(OH)2) reacts with carbon dioxide (CO2) to form calcium carbonate (CaCO3) and water (H2O)?
- Combustion reaction
- Decomposition reaction
- Displacement reaction
- Combination reaction (correct)
In the reaction where carbon (C) burns in the presence of oxygen (O2) to form carbon dioxide (CO2), what type of reaction is this?
In the reaction where carbon (C) burns in the presence of oxygen (O2) to form carbon dioxide (CO2), what type of reaction is this?
- Combustion reaction (correct)
- Combination reaction
- Displacement reaction
- Decomposition reaction
What type of reaction takes place when hydrogen (H2) and oxygen (O2) combine to form water (H2O)?
What type of reaction takes place when hydrogen (H2) and oxygen (O2) combine to form water (H2O)?
- Combustion reaction
- Displacement reaction
- Decomposition reaction
- Combination reaction (correct)
What is the formula for the balanced chemical equation when methane (CH4) burns in the presence of oxygen (O2) to form carbon dioxide (CO2) and water (H2O)?
What is the formula for the balanced chemical equation when methane (CH4) burns in the presence of oxygen (O2) to form carbon dioxide (CO2) and water (H2O)?
Which of the following chemical reactions is an example of an exothermic reaction?
Which of the following chemical reactions is an example of an exothermic reaction?
What is the balanced chemical equation for the reaction where glucose (C6H12O6) reacts with oxygen (O2) to produce carbon dioxide (CO2), water (H2O), and energy?
What is the balanced chemical equation for the reaction where glucose (C6H12O6) reacts with oxygen (O2) to produce carbon dioxide (CO2), water (H2O), and energy?
What type of reaction is represented by the equation: CaO(s) + H2O(l) → Ca(OH)2(aq) + Heat?
What type of reaction is represented by the equation: CaO(s) + H2O(l) → Ca(OH)2(aq) + Heat?
Which of the following statements is true about the reaction between calcium oxide and water?
Which of the following statements is true about the reaction between calcium oxide and water?
What is the chemical formula of slaked lime?
What is the chemical formula of slaked lime?
Which of the following reactions occurs when slaked lime is exposed to air over time?
Which of the following reactions occurs when slaked lime is exposed to air over time?
What is the chemical formula for marble?
What is the chemical formula for marble?
What is the purpose of whitewashing walls with slaked lime?
What is the purpose of whitewashing walls with slaked lime?
