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Matter
Term | Definition |
---|---|
Where are the transition metals located on the periodic table? | They make up the largest part of the periodic table and are in the middle |
Where are the least reactive elements on the periodic table? | The Noble Gases are the least reactive metals and are found on the far right-hand side of the periodic table |
Where are the most reactive elements on the periodic table? | The Alkali Metals are the most reactive metals and are found on the far left-hand side of the periodic table |
Where are the metalloids on the periodic table? | The metalloids are along the zig-zag line in between the metals and nonmetals |
Where are the nonmetals on the periodic table? | They are located on the right side of the periodic table |
Where are the metals on the periodic table? | They are located on the left and middle parts of the periodic table |
What is the smallest part of an element? | An atom |
What is the smallest part of a compound? | A molecule |
What does a period represent? | They represent the number of valence shells an element has |
What does a group represent? | They represent the number of energy levels an element has |
What is the definition of mass? | The measure of the amount of matter a body or object contains |
What is the Law of Conservation of Matter? | Matter can not be created or destroyed |
What is the definition of density? | How tightly packed an object is |
What is the formula for density? | Density=Mass/ Volume |
What are the types of physical properties? | Density, color, volume, mass, boiling point, and melting point |
What are the types of chemical properties? | Flammability, toxicity, reactivity, heat of combustion, and chemical stability |
What is the definition of melting point? | When an object melts from a solid to a liquid |
What is the definition of combustibility? | Able to catch fire and burn easily |
What is the definition of reactivity? | How easily an object can react to other elements or objects |
What is the definition of boiling point? | When an object boils from a liquid to a gas |