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Questions and Answers
What is the chemical symbol for the element with atomic number 10?
What is the chemical symbol for the element with atomic number 10?
- Ne (correct)
- Ar
- He
- Kr
In a chemical reaction, what is the term for the substances that are formed as a result of the reaction?
In a chemical reaction, what is the term for the substances that are formed as a result of the reaction?
- Reactants
- Precipitates
- Catalysts
- Products (correct)
What is the balanced chemical equation for the reaction between sodium and water?
What is the balanced chemical equation for the reaction between sodium and water?
- 2Na + 2H2O → 2NaOH + H2 (correct)
- Na + H2O → NaOH + H
- Na + 2H2O → NaOH + H2
- 2Na + H2O → Na2O + H2
