AAMI Intro to Chemistry Midterm Review Questions & Answers Already Passed!!

The 5 chemical properties of matter - Answer-reactivity, combustibility, valence, combining requirements, stability The atomic mass is equal to the sum of the... - Answer-protons and neutrons Hydrogen has no... - Answer-neutrons The outer orbit (last shell) requires how many valence electrons? - Answer-8 The 1st shell must have how many electrons to be complete? - Answer-2 Positively charged ions - Answer-cations Negatively charged ions - Answer-anions Metals produce what type of ions? - Answer-positive Non-metals produce what type of ions? - Answer-negative Atoms with the same atomic number but a different atomic mass are called... - Answer-isotopes Diatomic molecules sentence (2 atoms bonded together) - Answer-I Brought Clay From Our New House The horizontal rows of the periodic table are called... - Answer-periods The vertical rows of the periodic table are called... - Answer-groups or familiesMetals are electron __________ - Answer-donors Non-metals are electron __________ - Answer-receivers Metals lose electrons to become... - Answer-positively charged ions Non-metals gain electrons to become... - Answer-negatively charged ions Halogens (salt-formers) have what valence? - Answer-minus 1 The 4 halogens - Answer-I2, Br2, Cl2, F2 Noble gases have what valence? - Answer-zero Noble gases, such as helium, neon, and argon, are located where on the periodic table? - Answerextreme right column Binary ionic compounds combine a __________ and a __________ - Answer-metal and nonmetal Binary covalent compounds combine __________ - Answer-2 non-metals Oxides will always include... - Answer-oxygen Bases will always include... - Answer-the hydroxide (OH) minus 1 radical Acids will always include... - Answer-hydrogen first Aluminum symbol and valence - Answer-Al +3 Calcium symbol and valence - Answer-Ca +2Magnesium symbol and valence - Answer-Mg +2 Zinc symbol and valence - Answer-Zn +2 Barium symbol and valence - Answer-Ba +2 Lithium symbol and valence - Answer-Li +1 Silver symbol and valence - Answer-Ag +1 Sodium symbol and valence - Answer-Na +1 Potassium symbol and valence - Answer-K +1 Iron (ferric) symbol and valence - Answer-Fe +3 Iron (ferrous) symbol and valence - Answer-Fe +2 Copper (cupric) symbol and valence - Answer-Cu +2 Copper (cuprous) symbol and valence - Answer-Cu +1 Mercury (mercuric) symbol and valence - Answer-Hg +2 Mercury (mercurous) symbol and valence - Answer-Hg +1 Hydrogen symbol and valence - Answer-H +1 Nitrogen symbol and valence - Answer-N minus 3 Sulfur symbol and valence - Answer-S minus 2Oxygen symbol and valence - Answer-O minus 2 Argon symbol and valence - Answer-Ar zero Helium symbol and valence - Answer-He zero