FREE CHEMISTRY AND STUDY GAMES ABOUT CHEMISTRY

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FREE CHEMISTRY AND STUDY GAMES ABOUT CHEMISTRY

11.2 EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -12 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: 11.2 How can you predict the products of the five general types of reactions?

Answer:

The number of the elements and/or compounds reacting is a good indicator of possible reaction type and thus possible products.

Question 2: 11.2 single-replacement reaction

Answer:

a chemical change in which one element replaces a second element in a compound Question 3: 11.2 What are the three types of products that result from double-replacement reactions?

Answer:

One in sonly slightly soluble, one is a gas, and one is a molecular compound

Question 4: 11.2 Combination Reaction

Answer:

a chemical change in which two or more substances react to form a single new substance

Question 5: 11.2 What is a distinguishing feature of every decomposition reaction?

Answer:

It involves only one reactant and two or more products

Question 6: 11.2 double-replacement reaction

Answer:

a chemical change involving an exchange of positive ions between two compounds

Question 7: 11.2 activity series

Answer:

a list of metals in order of decreasing reactivity

Question 8: 11.2 combustion reaction

Answer:

a chemical change in which an element or a compound reacts with oxygen

Question 9: 11.2 What are the five general types of reactions?

Answer:

• combination
• decompoostion
• single-replacement
• double-replacement
• combustion.

Question 10: 11.2 What substance is common to all combustion reactions?

Answer:

O2

Question 11: 11.2 What is a characteristic of every combination reaction?

Answer:

The reactants are two elements and the product os a single substance

Question 12: 11.2 decomposition reaction

Answer:

a chemical change in which a single compound breaks down into two or more simpler products