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matter

QuestionAnswer
Where are transition metals located on the periodic table? bottom and the middle
Where are the least reactive elements on the periodic table? far right
Where are the most reactive elements on the periodic table? far left
Where are the metaloids on the periodic table? on the zigzag
Where are the nonmetals on the periodic table? far rightsize
Where are the metals on the periodic table? on the left
What is the smallest part of an element? atom
What is the smallest part of a compound? molocule
What does a period represent? row
What does a group represent? a column
What is the definition of mass? large number of people or objects crowded together.
What is the Law of Conservation of Matter? matter can not be created nor destroyed
What is the definition of density? the degree of compactness of a substance.
What is the formula for density? mass divided by volume
What are the types of physical properties? appearance, texture, color, odor, melting point, boiling point, density, solubility, polarity
What are the types of chemical properties? reactivity,toxicity,flammability
What is the definition of melting point? the temperature at which a given solid will melt.
What is the definition of combustibility? a measure of how easily a substance will set on fire, through fire or combustion
What is the definition of reactivity? the state or power of being reactive
What is the definition of boiling point? the temperature at which a liquid boils and turns to vapor.
What is a solute? the minor component in a solution, dissolved in the solvent.
What is a solvent? able to dissolve other substances.
What is a solution? a substance dissolve in another substance
What is a homogeneous mixture? all parts are the same
What is a heterogeneous mixture? not the same
What does the atomic number represent? number of protons
What does the atomic mass represent? number or neutrons plus protons
What is a noble gas? make up a group of chemical elements with similar properties;
How do you find the number of neutrons? subtract the number of protons from the mass number.
What are reactants and products? In a chemical reaction, substances called reactants are changed into other substances called products.
Created by: logan wright