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Questions and Answers
What is the word-equation for the reaction when magnesium ribbon is burnt in oxygen?
Where are the reactants placed in a word-equation?
In a word-equation, what does the arrowhead point towards?
What are the substances that undergo chemical change in the reaction?
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Where are the products placed in a word-equation?
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What are the substances that undergo chemical change in the reaction when a magnesium ribbon is burnt in oxygen?
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Where are the reactants placed in a word-equation?
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What does the arrowhead in a word-equation point towards?
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What is the word-equation for the reaction when magnesium ribbon is burnt in oxygen?
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What is the new substance formed during the reaction when a magnesium ribbon is burnt in oxygen?
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What are the substances that undergo chemical change in the given reaction?
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Where are the products of the reaction written in a word-equation?
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What does the arrow in a word-equation represent?
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What is the simplest way to represent a chemical reaction in a word-equation?
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What are the reactants in the given reaction?
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Study Notes
Word Equation for Magnesium Burning
- The word-equation for magnesium ribbon burnt in oxygen: Magnesium + Oxygen → Magnesium Oxide
- Reactants in a word-equation appear on the left side of the arrow.
Arrowhead Representation
- The arrowhead in a word-equation points towards the products, indicating the direction of the reaction.
Substances Undergoing Chemical Change
- In the reaction, the substances undergoing chemical change are magnesium and oxygen.
- The product formed during the reaction is magnesium oxide.
Placement of Products
- Products of the reaction are written on the right side of the arrow in a word-equation.
Simplification of Chemical Reactions
- A word-equation is the simplest way to represent a chemical reaction, showing reactants and products without symbols or formulas.
Summary of Key Terms
- Reactants: Magnesium and Oxygen.
- Products: Magnesium Oxide.
- The significance of the arrow: Represents the transformation from reactants to products in a chemical reaction.
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Description
Test your knowledge of chemical equations with this quiz on word-equations and chemical reactions. Practice writing concise representations of reactions and identifying the products formed.
