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Questions and Answers
What is the balanced chemical equation for the reaction between hydrogen and oxygen to form water?
What is the balanced chemical equation for the reaction between hydrogen and oxygen to form water?
- 4H₂ + 2O₂ → 4H₂O
- 2H₂ + O₂ → 2H₂O (correct)
- H₂ + 1/2O₂ → H₂O
- H₂O₂ → H₂O + 1/2O₂
What is the product of the chemical reaction between sodium and chlorine gas?
What is the product of the chemical reaction between sodium and chlorine gas?
- Naâ‚‚Clâ‚‚
- NaCl (correct)
- Naâ‚‚Cl
- NaClâ‚‚
In a chemical equation, what does the arrow (→) represent?
In a chemical equation, what does the arrow (→) represent?
- Transforms
- Yields (correct)
- Produces
- Consumes
Study Notes
Chemical Reactions
- The balanced chemical equation for the reaction between hydrogen and oxygen to form water is 2H₂ + O₂ → 2H₂O.
- The product of the chemical reaction between sodium and chlorine gas is sodium chloride, also known as common table salt.
- In a chemical equation, the arrow (→) represents the direction of the reaction, indicating the reactants on the left and the products on the right.
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Description
Test your knowledge of chemical reactions and equations with this quiz for class 10 science. Answer questions about balanced chemical equations, products of reactions, and the representation of reactions in chemical equations.
