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Inorganic Chem Lec1

Notecards for Examkrackers Lecture 1

QuestionAnswer
What is avogrado's number? 6.022 x 10^23 amu or 1 gram
What are characteristics of metals? Lustrous, ductile, malleable, thermally and electrically conductive.
What 2 characteristics generally define nonmentals? Lower melting points than metal and form negative ions
What are metalloids? They have characteristics that can resemble nonmentals or metals
What direction does the effective nuclear charge increase? Left to right and top to bottom
What direction does the atomic radius increase? Right to left and top to bottom.
What direction does the ionization energy increase? Left to right and bottom to top
What direction does electronegativity increase? Left to right and bottom to top.
What direction does electron affinity increase? Left to right and bottom to top
What direction does metallic character increase? Right to left and top to bottom
What is the meaning for the prefix mega? 10^6
What is the meaning for the prefix kilo? 10^3
What is the meaning for the prefix deci? 10^-1
What is the meaning for the prefix centi? 10^-2
What is the meaning for the prefix milli? 10^-3
What is the meaning for the prefix micro? 10^-6
What is the meaning for the prefix nano? 10^-9
What is the meaning for the prefix pico? 10^-12
What is the meaning for the prefix femto? 10^-13
What is the bond dissociation energy or bond energy? The energy necessary to achieve a separation between atoms
How is the bond energy defined graphically? The vertical distance on a graph between the bond length and zero
How are cation metals named? Cation name + charge in parenthesis
How are nonmetal cations named? Cation name + -ium
How are monoatomic anion and simple polyatomic anions named (none/one oxygen)? Given the suffix -ide
How are simple polyatomic anions with multiple oxygens called? Suffix -ite or -ate added
What does adding the prefix hypo- to an polyatomic anion mean? Relatively less oxygen
What does adding the prefix per- to an polyatomic anion mean? Relatively more oxygen
What is the basis for acid names? Anions
If an acid anion ends in -ide what does the acid name start with? Hydro-
If an acid anion ends in -ide what does the acid name end with? -ic
How do you name a more oxygenated oxyacid? Add -ic
How do you name a less oxygenated oxyacid? Add -ous
What are the three rules to naming a binary molecular compound? 1. Name begins with element that is farthest to the left and lowest in the periodic table 2. Add -ide to second element 3. Greek prefix used on first element is necessary
What is characteristic of crystals? They have sharp melting points and characteristic shape of well ordered structure
What is a amorphous solid? A solid when no characteristic shape and melts over a temperature
What is the principal quantum number? This is the first quantum number that designates the shell
What is the azimuthal quantum number? This is the second quantum number that designates the subshell (s, p, d and f)
What is the magnetic quantum number? This is the third quantum number that designates the orbital of a given subshell (-l to +l)
What is the electron spin quantum number? This is the fourth quantum number which can have a value of -1/2 or 1/2
What is the Aufbau principle? This states that with each proton added to create a new element, a new electron is added as well.
Created by: Andrea Barnes Andrea Barnes on 2010-10-25



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