IPC 5th 6 wks review
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| Matter with a definite volume and a definite shape is a __________. | Solid
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| Matter in which atoms are tightly held in place is a ______. | Solid
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| A gas-like mixture with no definite volume or shape that is made up of positively and negatively charged particles is a _____. | Plasma
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| Matter with no definite volume and no definite shape is a _____. | Gas
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| matter that has a definite volume but no definite shape is a _____. | Liquid
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| Matter in which the particles are free to move in all directions until they have spread evenly throughout their container is a _____. | Gas
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| Most matter ______when heated. | Expands
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| The theoretical point at which all molecular motion stops is called_____. | Absolute zero
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| Compared to most substances, water is unusual because it ______ when it goes from the liquid to solid state. | Expands
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| The amount of energy needed to change a material from a solid to a liquid is called the heat of _____. | Fusion
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| The amount of energy needed to change a material from a liquid to a gas is called the heat of______. | Vaporization
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| According to ______, if you decrease the volume of a container of gas and hold the temperature constant, the pressur of the gas will increase. | Boyle's law
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| According to _____, the volume of a gas increases with increasing temperature, as long as pressure does not change. | Charles's law
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| According to ______, the buoyant force on an object in a fluid is equal to the weight of the fluid displaced by the object. | Archimedes' principle
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| According to____, as the velocity of a fluid increases, the pressure exerted by the fluid decreases. | Bernoulli's principle
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| According to _____, pressure applied to a fluid is transmitted unchanged throughout that fluid. | Pascal's principle
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| Hydraulic machines work by applying_____. | Pascal's principle
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| Whether an object will sink or float in a fluid is determined by_____. | Archimedes' principle
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| Bernoulli's principle explains why____. | Planes fly
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| As a sample of matter is heated, its particles _____. | Move more quickly
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| The most common state of matter in the universe is ____. | Plasma
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| Increasing_____ raises the bolling point of a liquid. | Pressure
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| The idea that matter is made up of small particles that are in constant motion is _____. | The kinetic theory of matter
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| The particles that make up a solid move ____ than do the particles of that make up a gas. | More slowly
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| A fluid's resistance to flow is called___. | Viscosity
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| As the temperature of a gas increases,mine volume of the gas will ___ if the pressure remains the same. | Increase
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| As the volume of a gas decreases, the pressure of the gas will ____ if the temperature remains the same. | Increase
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| Three examples of physical change are____. | Boiling of water, bursting of a balloon, and crumpling a piece of paper
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| The shape of an apple is a____. | Physical property
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| Fog is an example of a ____. | Colloid
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| When alog burns in a fire, _____. | New substances are formed
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| ______ is another name for a homogenous mixture. | Solution
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| When 2 or more substances are combined so each substance can be separated by physical means, the result is a(n)_____. | Mixture
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| A _____ is NOT a mixture. | Compound
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| The scattering if light by colloids is called _____. | The Tyndall effect
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| _____ is NOT a homogeneous mixture. | Permanent-press fabric
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| Each inner energy level of an atom has a maximum number of ____it can hold. | Electrons
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| Dot diagrams are used to represent _____. | Outer level electrons
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| Particles of matter that make up protons and neutrons are ____. | Quarks
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| A chemical symbol represents the ____ of an element. | Name
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| Horizontal rows of the periodic table are called_____. | Periods
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| Atoms of the same element with different numbers of neutrons are called_____. | Isotopes
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| A particle that moves around the nucleus is a(n)____. | Electron
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| Elements that are gases, are brittle, and are poor conductors at room temperature are _____. | No metals
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| A _____ is used to accelerate protons I the study of subatomic particles. | Tevatron
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| A certain atom has 26 protons, 26 electrons, and 30 neutrons. Its mass number is ____. | 56
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| In a chemical formula, the number of each type of atom I the compound is shown by numbers called_____. | Subscripts
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| A group of covalently bonded atoms that acts together as one charged atom is a _____. | Poly atomic ion
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| The elements that make up a compound and the exact number of atoms of each element in a unit of the compound can be shown in a ____. | Chemical formula
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| A chemical bond that occurs when atoms share electrons is a(n) _____ bond. | Covalent
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| The ______ tells you how many electrons an Atom must gain, lose, or share to become stable. | Oxidation number
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| The sum of the oxidation numbers in a neutral compound is always _____. | Zero
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| The oxidation number of an atom is shown with a _____. | Superscript
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| Which of the following correctly shows the formula for a hydrate? | MgSO4 x 7H2O
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| How many electrons are needed in the outer energy levels of most atoms for the atom to be chemically stable? | 8
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| What kind of chemical bond is formed when an equal exchange of electrons occurs? | Ionic
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| What is the total number of atoms in the compound Ca(CIO3)2? | 7
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| What is the name of the compound with the formula NaCl? | Sodium chloride
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| Why do the noble gases NOT form compounds readily? | Their outer energy levels are completely filled with electrons.
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| What is the number of potassium atoms compared to oxygen atoms in a binary compound made for these 2 elements? | 2 potassium atoms to 1 oxygen atoms
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| What is the name of a binary compound made up of lithium and chlorine? | Lithium chloride
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| Which iof the following is the correct formula for magnesium nitrate? | MG(NO3)2
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| What is the charge of phosphate in K3PO4? | 3-
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| What is the correct name for K2SO4? | Potassium sulfate
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| What is the correct formula for magnesium oxide? | MgO
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| At room temperature, most metals are ____. | Solids
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| The process by which solid iodine particles charge directly to gas without first becoming a liquid is called _____. | Sublimation
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| Elements that form salts by combining with metals are ____. | Halogens
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| Substances that conduct an electric current only under certain conditions are most likely to be ____. | Metalliods
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| Different forms of the same element that have different properties because of different atom arrangements are called _____. | Allotropes
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| An allotrope of carbon that is soft and can be used as a lubricant is ____. | Graphite
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| An allotrope of carbon that is hard and is often used in jewelry is ____. | Diamond
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| Hydrogen is grouped with the alkali metals because it ____. | Has one electron in its outer energy level
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| A chemical family whose members exist as reactive diatomic molecules in the gaseous phase is the _____. | Halogens
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| When hydrogen reacts with the active metals, it for,s a chemical bond by____. | Gaining one electron
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| The elements in groups 3-12 of the periodic table are the ____. | Transition elements
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| A family of elements that has 2 electons in its outer energy level is the ____. | Alkaline earth metals
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| Metals can be used as wire because they are _____. | Ductile
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| Elements in which the other electrons are NOT held tightly are most likely to form ______bonds. | Metallic
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| Bromine is the only halogen and nonmetal that is normally a _____. | Liquid
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| The only metal that is a liquid at room temperature is _____. | Mercury
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| A synthetic element that is used in smoke detectors is _____. | Americium
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| Alll synthetic elements are _____. | Radioactive
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| Cobalt. Iron, and nickel are known as the _____triad. | Iron
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| Three transition elements in group 12 of the periodic table are _____. | Mercury, zinc, and cadmium
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| Any element with an atomic number greater than that if uranium us a(n) ______. | Transuranium element
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| The noble gases are in____. | Group 18
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| Elements that lie along the stair-step line of the periodic table are ____. | Metalliods
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| The appearance of solid metals can be described as ____. | Shiny
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| A family of elements that contain the most reactive metals is the ____. | Alkali metals
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| Radioactive elements comprise a majority of the_____. | Actinides
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