Matter Phys/Che m Properties 100 100 100 100 100 100 100 200 200 200 200 200 200 200 300 300 300 300 300 300 300 400 400 400 400 400 400 400 500 500 500 500 500 500 500 Atomic Structure Electrons in Atoms Periodic Trends Ionic Bonding The Periodic Table Matter for 100 How is a compound different from an element? back Matter for 200 What is the difference between a homogeneous and heterogeneous mixture? back Matter for 300 Classify the following as an element or a compound: ammonia back Matter for 400 Classify the following as a homogenous or heterogeneous mixture: ink back Matter for 500 What is the MAIN difference between substances and mixtures? back Physical/Chemical Properties for 100 Titanium is a solid at room temperature. back Physical/Chemical Properties for 200 The melting point of mercury is -39C. back Physical/Chemical Properties for 300 Ethanol combusts in the presence of oxygen. back Physical/Chemical Properties for 400 Two solutions are combined and a precipitate is formed. back Physical/Chemical Properties for 500 Name one physical property that could NOT be used to distinguish chlorine from oxygen. back Atomic Structure for 100 His cathode ray tube experiment provided for the discovery of the electron. back Atomic Structure for 200 What distinguishes the atoms of one element from the atoms of another? back Atomic Structure for 300 Describe the difference between the mass number and the atomic mass. back Atomic Structure for 400 Give the number of protons, neutrons and electrons in the following element: 235U4back Atomic Structure for 500 One isotope of a metallic element has a mass number of 190 and 114 neutrons in the nucleus. The cation derived from the isotope has 75 electrons. What is the symbol for this cation? back Electrons in Atoms for 100 States that electrons must fill each orbital singly before pairing up. back Electrons in Atoms for 200 His model of the atom provided for energy levels that were quantized. back Electrons in Atoms for 300 How many orbitals are there in the “f” subshell? back Electrons in Atoms for 400 Write the full electron configuration for iridium. back Electrons in Atoms for 500 Write the abbreviated (noble gas) electron configuration for the most common indium ion. back Periodic Trends for 100 He developed the “periodic law,” which states that the properties of elements are periodic functions of their atomic weights. back Periodic Trends for 200 Define “electron affinity.” back Periodic Trends for 300 Explain WHY the atomic radius increases down a group/family and decreases across a period. back Periodic Trends for 400 Explain WHY elements that have high first ionization energy values also have high electron affinity values. back Periodic Trends for 500 There is a large jump between the second and third ionization energies of magnesium. Explain this observation. back Ionic Bonding for 100 How are ionic compounds formed? back Ionic Bonding for 200 Draw the electron dot diagram for selenium back Ionic Bonding for 300 Define “octet rule”. back Ionic Bonding for 400 Draw the electron transfer diagram for the compound made when magnesium and nitrogen combine. back Ionic Bonding for 500 Give the formula for the compound that forms from calcium and phosphorus. back The Periodic Table for 100 On the Periodic Table, the rows are called _____ and the columns are called _____ or _____. back The Periodic Table for 200 The middle block of elements (Groups 3-12) are called _____. back The Periodic Table for 300 The elements in Group 17 are known as the _____. back The Periodic Table for 400 Name a metal in Group 14. back The Periodic Table for 500 Name ALL the metalloids! back dd