Chemistry Reactions Quiz

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Chemistry Reactions Quiz


Chemistry Reactions QuizVersión en línea First 3 pages content por Aya Hany Mohamed 1 What is the general equation for a Direct/Combination reaction? a A + B → AB b AB → A + B c A + B → A + B d AB → A + B + AB 2 Which type of reaction breaks one compound into two or more simpler substances? a Decomposition reaction b Single replacement reaction c Double substitution reaction d Combination reaction 3 What is the name of the reaction: A + BC → AC + B? a Decomposition reaction b Simple substitution reaction c Direct combination reaction d Double displacement reaction 4 What is the general equation for a Double Substitution reaction? a AB + CD → AD + CB b A + B → AB c AD + CB → AB + CD d AB → A + B 5 In chemistry, what does a Double Substitution reaction involve? a Energy being absorbed only without products b Atoms rearranging into a single product c One substance breaking into simpler ones d Ions exchange to form two new compounds 6 Which is a common sign of a chemical reaction? a Only temperature change without other signs b Change in color c Increase in mass only d No observable change 7 In an oxidation-reduction model, what happens in oxidation? a Electrons stay the same b Gain of electrons c No electron transfer d Loss of electrons 8 What is the oxidizing agent in a redox reaction? a The substance that is oxidized only b The substance that gains electrons c The substance that loses electrons d The substance that changes color 9 What happens in a precipitation reaction? a An insoluble solid (precipitate) forms b Gas bubbles are produced c No solid forms d A color change only 10 What is the result of neutralization between a strong acid and strong base? a Salt and water form b Only a salt forms c Only water forms d No reaction occurs Feedback 1 Direct combination forms one product from two reactants. 2 Decomposition splits a compound into simpler parts. 3 One element replaces another in a compound. 4 Ions/cations exchange to form two new compounds. 5 Two compounds exchange partners to form two new compounds. 6 Signs include color change, odor, gas, precipitate, light or heat. 7 Oxidation is the loss of electrons. 8 Oxidizing agent accepts electrons and gets reduced. 9 A solid forms from two aqueous solutions. 10 Neutralization yields a salt and water.

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Chemistry Reactions Quiz

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Chemistry Reactions QuizVersión en línea

por Aya Hany Mohamed

What is the general equation for a Direct/Combination reaction?

Which type of reaction breaks one compound into two or more simpler substances?

What is the name of the reaction: A + BC → AC + B?

What is the general equation for a Double Substitution reaction?

In chemistry, what does a Double Substitution reaction involve?

Which is a common sign of a chemical reaction?

In an oxidation-reduction model, what happens in oxidation?

What is the oxidizing agent in a redox reaction?

What happens in a precipitation reaction?

What is the result of neutralization between a strong acid and strong base?

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