Types Of Chemical Reactions

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

Which of the following is a balanced equation representing the decomposition of lead(IV) oxide? a. PbO2----> Pb+2O b. PbO2----> Pb+O2 c. Pb2O----> 2Pb+O d. PbO-----> Pb+O2

b. PbO2----> Pb+O2

In order to predict whether or not a single-replacement reaction takes place, you need to consult a chart that shows _________________. a. periodic table b. activity series of metals c. common polyatomic ions d. ionic changes of representative elements

b. activity series of metals

In a double-replacement reaction, the _____________. a. products are always molecular b. reactants are two ionic compounds c. reactants are two elements d. products are a new element and a new compound

b. reactants are two ionic compounds

The products of a combustion reaction do NOT include __________. a. water b. carbon dioxide c. carbon monoxide d. hydrogen

d. hydrogen


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