Chemistry Stuff Study Guide Test.

Chemistry Stuff Study Guide Test. Select all the statements that correctly describe matter. - CORRECT ANSWER - Matter is anything that occupies spaces and has mass. - Matter can include both large objects and small objects. Select all the statements that correctly describe mass and/or weight. - CORRECT ANSWER - Weight can be measured on a scale or balance. - The interaction of mass with gravity creates weight. True or false: all samples of a given pure substance have the same composition, regardless of their origin. - CORRECT ANSWER True - among the things that define pure substancs is that pure substances have definite or fixed compositions. A _______ consists of two or more ______ and may vary in compositon. - CORRECT ANSWER mixture, pure substances Select all the statements that correctly describe elements. - CORRECT ANSWER - An element is a type of pure substance. - Elemants can be converted into more complex substancse through a chemical reaction with other substances. - An element is a substance that cannot be broken down into simpler substances. Main-Group Elements - CORRECT ANSWER Groups 1, 2, and 13-18 Transition Elements - CORRECT ANSWER Groups 3-12 Inner-Transition Elements - CORRECT ANSWER Lanthanides and Actinides Select all the options that represent general properties of metals. - CORRECT ANSWER - Metals conduct electricity. - Metals are shiny. - Metals conduct heat. Which of the following options correctly define an element symbol? - CORRECT ANSWER - An element symbol is a shorthand version of an element's longer name. Select all the statements that correctly describe a compound. - CORRECT ANSWER - A compound is described by a chemical formula that includes the symbols for the elements that make up the compound. - A compound is a substance composed of two or more elements combined in definite proportions. - A compound is a type of pure substance and has properties different from those of its component elements.