Reactants and Products in Chemical Reactions
Chemistry ⇒ Chemical Reactions and Equations
Reactants and Products in Chemical Reactions starts at 7 and continues till grade 12.
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Describe what happens to reactants during a chemical reaction.
Describe what is meant by the term 'product' in a chemical reaction.
Explain the difference between reactants and products in a chemical reaction.
Explain why it is important to identify reactants and products in a chemical reaction.
Fill in the blank: In the reaction 2Fe + 3Cl2 → 2FeCl3, FeCl3 is a __________.
Fill in the blank: In the reaction 2H2 + O2 → 2H2O, H2 and O2 are __________.
Fill in the blank: In the reaction 2KClO3 → 2KCl + 3O2, KCl and O2 are __________.
Fill in the blank: In the reaction AgNO3 + NaCl → AgCl + NaNO3, AgCl is a __________.
Which of the following best describes a reactant? (1) A substance that is produced in a reaction (2) A substance that is used up in a reaction (3) A substance that remains unchanged (4) A substance that is a catalyst
Which of the following best describes the role of reactants in a chemical reaction? (1) They are formed during the reaction (2) They are used up during the reaction (3) They are always gases (4) They are always liquids
Which of the following is a product in the reaction: 2Mg + O2 → 2MgO? (1) Mg (2) O2 (3) MgO (4) Both Mg and O2
Which of the following is a product in the reaction: Ca + 2H2O → Ca(OH)2 + H2? (1) Ca (2) H2O (3) Ca(OH)2 (4) Both Ca and H2O
Fill in the blank: In a chemical reaction, the substances on the left side of the arrow are called __________.
Fill in the blank: In the reaction 2Fe + 3Cl2 → 2FeCl3, FeCl3 is a __________.
Fill in the blank: In the reaction 2H2 + O2 → 2H2O, H2 and O2 are __________.
Fill in the blank: In the reaction 2KClO3 → 2KCl + 3O2, KCl and O2 are __________.
Is it correct to say that products are always more than one substance?
Is it possible for a chemical reaction to have more than two reactants?
Is it true that all chemical reactions have only one product?
Is it true that reactants are always written before the arrow in a chemical equation?
