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Mr.D's test

properties and changes

QuestionAnswer
all of the following involve chemical changes EXCEPT melting of ice
witch of the following is NOT evidence of a chemical change change of phase
witch of the following is an example of an chemical change iron rusting
what is the difference between a chemical and a physical change chemical changes makes something new and physical changes may look different but stay the same
what is the difference between a chemical property and a physical property chemical property is when it is telling you if it can go through a chemical change a physical property is its appearance
what is the difference between a chemical property and a chemical change a chemical property is when it is telling you if it can go through a chemical change a chemical change makes something new
what is the difference between a physical property and a physical change physical changes may look different but stay the same and physical propertys is its appearance
why is boiling water not a chemical change it is still water but as a vapor
a reaction starts with one chemical that results in the formation of two new chemicals, what type of reaction is this decomposition
what type of reaction will combine two simple chemicals into one new more complex chemical synthesis
a chemical reaction that will replace one element of a compound with one other one is what type single replacement
what reaction type will two molecules swap elements with each other double replacement
if a chemical reaction such as photosynthesis begins with 6 atoms of carbon how many atoms of carbon should be in the products 6
a chemical reaction produces two new substances and each
Created by: Big unique$$$