Скачать или смотреть General Chemistry Lecture 2 - Atoms - Ions - Isotopes - Periodic Table - Chemical Names and Formulas

Full general chemistry lecture.
Topics include - #Atoms - #Ions - #Isotopes - #periodictable - Chemical Names and Formulas with several examples
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00:15 Parts of the atom, protons, neutrons, and electrons explained
01:50 Ions explained
02:05 Periodic table introduced
02:25 metals are separated from nonmetals on the periodic table
02:56 isotopes defined – atoms of the same element have the same numbers of protons but different neutrons
03:52 nuclear symbols or atomic symbols of isotopes
04:03 atomic number is the protons in the nucleus
04:14 mass number if the protons plus neutrons in the nucleus of an isotope
04:42 where to put the net charge in an isotope nuclear symbol
05:29 nuclear symbol examples of the isotopes iron-54 (Fe-54) and iron-56 (Fe-56) ions
06:15 nuclear symbol examples of the isotopes chloride-35 (Cl-35) and chloride-37 (Cl-37) ions
06:50 identify the ion with 37 protons and 36 electrons
08:05 names of families on the periodic table and common charges of monatomic ions
08:14 alkali metal ions are commonly a +1 charge
08:40 earth alkali metal ions are commonly a +2 charge
09:28 noble gases rarely react and are commonly a zero charge
10:00 halogens are commonly a -1 charge
10:25 oxygen family elements are commonly a -2 charge
10:35 nitrogen family elements are commonly a -3 charge
11:05 transition metals can have different charges, usually positive
11:49 naming molecules – nonmetal-nonmetal covalent compounds
12:02 rules for naming nonmetal-nonmetal covalent compounds
13:42 name N2O5 dinitrogen pentoxide
15:39 name S2Cl2 disulfur dichloride
16:07 name CO2 carbon dioxide
16:55 write the formula for diboron trioxide B2O3
17:19 name C3S tricarbon monosulfide
18:41 name S2F10 disulfur decafluoride
19:15 name BrF3 bromine trifluoride
20:14 name P4O7 tetraphosphorus heptoxide
21:28 naming ionic compounds, NaCl sodium chloride and writing formulas
27:32 Don’t confuse monatomic ionic charge with oxidation states
29:14 Name and write formula for K2O potassium oxide
31:22 Name and write formula for (NH4)3PO4 ammonium phosphate
33:44 Ionic compound with transition metals CoSO4 cobalt(II) sulfate
36:04 Show charges of transition metals with roman numerals
36:34 Write the formula for copper(II) bromide CuBr2


See playlists below for further lecture videos

Math Review for General Chemistry Students
   • Math Review for General Chemistry Students