What is Chemistry? It "Matters!" Measure- ments Scientific Method Sig Figs Atomic Theory $100 $200 $300 $400 $500

Periodic Table Electron Configs Bonding Names & Formulas Lewis Dots & VSEPR Grab Bag! $200 $400 $600 $800 $1000

Final Jeopardy Periodicity

What are ionization energy and electronegativity? One of two chemical properties that tend to be highest in the upper right of the periodic table and lowest in the lower left. Final Jeopardy

$100 What is a physical change? The kind of change in which no new substance is formed. What is Chemistry?

$200 What is the Law of Conservation of Mass? States that matter cannot be created or destroyed. What is Chemistry?

$300 What is a chemical change? The kind of change in which one or more new substances is formed. What is Chemistry?

$400 What is nuclear fusion? This process releases tremendous amounts of energy as more than one nucleus merge to form a larger atom. What is Chemistry?

$500 What is the First Law of Thermodynamics or the Law of Conservation of Energy? The law that states that energy can change forms, but cannot be created or destroyed. What is Chemistry?

$100 What is exothermic? A reaction that gives off heat is called this. It "Matters!"

$200 What is a pure element? A substance made of one kind of atom. It "Matters!"

$300 What is heterogeneous? A mixture in which the substances are not evenly distributed. It "Matters!"

$400 What is liquid? The physical state of a substance in which volume is fixed, but shape is not. It "Matters!"

$500 What is absolute zero? The name given to the point when molecular motion essentially stops. It "Matters!"

$100 What is precision? The reproducibility of a measurement. Measurements

$200 What is 6.02 x ? Avogadro’s number. Measurements

$300 What are significant figures? These indicate the level of accuracy of the measurement. Measurements

$400 What is centi-? This prefix means one hundredth. Measurements

$500 What is 1,000? The number of milliliters in a liter. Measurements

$100 What are experiments? These are carried out to collect information. Scientific Method

$200 What is a hypothesis? Daily Double Scientific Method

$300 What are data? The information collected during experimentation. Scientific Method

$400 What is the control group? The group used as a basis for comparison in a good experiment. Scientific Method

$500 What is the independent variable? The variable deliberately being manipulated in an experiment. Scientific Method

$100 What is 1160? The following number expressed in standard form: 1.16 x 10 3 Sig Figs

$200 What is one? The number of significant figures in the number Sig Figs

$300 What is 4.3 x ? The following number expressed in scientific notation: Sig Figs

$400 What is three? The number of significant figures in the number Sig Figs

$500 What is four? The number of significant figures in the number: 100,200 Sig Figs

$100 What are electrons? Ions are formed when atoms gain or lose these. Atomic Theory

$200 What are isotopes? Atoms of the same element with different atomic masses. Atomic Theory

$300 What is the number of protons? It is what is represented by the atomic number. Atomic Theory

$400 What are protons and neutrons? The atomic mass is the sum of these two subatomic particles. Atomic Theory

$500 What is O 2- ? It’s an ion that contains 8 protons, 8 neutrons, and 10 electrons. Atomic Theory

$200 What are alkaline earth metals? This group of elements on the periodic table have electron configurations ending with 2 electrons in their outer s orbitals. Periodic Table

$400 What are groups (or families)? The name for the vertical columns on the periodic table. Periodic Table

$600 What are transition metals? The elements in the d-block on the periodic table are also known by this name. Periodic Table

$800 What is hydrogen? The only element that does not belong to a group is this. Periodic Table

$1000 What are periods? The name for the horizontal rows on the periodic table. Periodic Table

$200 What is phosphorus? It’s last electrons fall into the 3p 3 orbital. Electron Configs

$400 What is an orbital? The region within an atom where there is a high probability of finding an electron. Electron Configs

$600 What are p-orbitals? These orbitals can contain no more than 6 electrons total. Electron Configs

$800 What is the 3 rd energy level? It’s the first energy level to have a d-orbital. Electron Configs

$1000 What are valence electrons? It’s what we call the electrons in an atom’s outermost s- and p-orbitals. Electron Configs

$200 What is an ionic bond? This type of bond involves the attraction between oppositely charged particles due to the exchange of one or more electrons. Bonding

$400 What a cation? It’s another name for a positively charged particle (not sub-atomic). Bonding

$600 What are covalent bonds? Daily Double Bonding

$800 What is polar? Covalent bonds in which the electrons are shared unequally are called this. Bonding

$1000 What are salts? These types of compounds are the result of ionic bonds (usually between a metal and a nonmetal). Bonding

$200 What is tetra? It’s the molecular prefix for the number 4. Names & Formulas

$400 What is sulfur trioxide? It’s the name for the following compound: SO 3 Names & Formulas

$600 What is the charge of the metal? When writing the name of an ionic compound containing a transition metal, a Roman Numeral must be included in the name to indicate what? Names & Formulas

$800 What is Pb(SO 3 ) 2 ? It’s the formula for the following compound: lead (IV) sulfite Names & Formulas

$1000 What is NH 4 C 2 H 3 O 2 ? It’s the formula for ammonium acetate. Names & Formulas

$200 What is the octet rule? It’s the rule that says that atoms are most stable when their s- and p-orbitals are full (containing 8 electrons). Lewis Dots & VSEPR

$400 What are lone (or unshared) pairs? Electrons in a compound can be part of bonds or these, both of which influence the shape of the molecule. Lewis Dots & VSEPR

$600 What is bent? A compound whose central atom is bonded to 2 other atoms and has 2 lone pairs has a molecular geometry of this. Lewis Dots & VSEPR

$800 What is trigonal bipyramidal? This molecular shape is an exception to the octet rule and is an example of an expanded octet, since the central atom has 10 rather than 8 electrons around it. Lewis Dots & VSEPR

$1000 What is tetrahedral? The electron geometry for the molecule OF 2 is this. Lewis Dots & VSEPR

$200 What is the atomic radius? This is half the distance between two bonded atoms. Grab Bag!

$400 What is malleability? Daily Double Grab Bag!

$600 What are physical changes? Melting, cutting, dissolving, and freezing are examples of this type of change. Grab Bag!

$800 What is conductivity? This property of metals refers to their ability to transfer heat and electricity. Grab Bag!

$1000 What is electronegativity? It’s the relative ability of an atom to attract electrons to itself. Grab Bag!

Daily Double What is a hypothesis? An educated guess, based on observed facts.

Daily Double What is malleability? This property of metals refers to the fact that they can be hammered into sheets.

Daily Double What are covalent bonds? These bonds involve sharing of electrons between two atoms.

The Jeopardy champion!