Chem 105 Final
Predict the charge that an ion formed from sodium would have
+1
Give the possible values for ml for a d orbital
-2, -1, 0, 1, 2
For n=3 what are the possible sublevels
0,1,2
How many valence electrons do the alkali metals possess
1
Convert 10,000 cm^3 to m^3
1 X 10^2 (m^3)
Predict the charge of the most stable ion of chlorine
1-
What value of l is represented by a d orbital
2
How many different values of l are possible in the third principal level
3
Identify the number of electron groups around a molecule with a tetrahedral shape
4
How many significant figures are in the measurement 20.300m
5
How many valence electrons do the halogens possess
7
An alligator is 213.4 cm long. How long is he in feet
7.00 feet
How many valence electrons do the noble gases possess
8
When drawing out Lewis structures, how many electrons surround the most stable element?
8
What is the formula for calcium nitride
Ca_3N_2
For a given atom, identify the species that has the smallest radius
Cation
Place the following elements in order of increasing atomic radius: P, Ba, Cl
Cl < P < Ba
Place the following elements in order of decreasing electronegativity: S, F, Te
F > S > Te
Dalton's Atomic Theory states that
Matter is composed of small indestructible particles
Place the following in order of increasing atomic radius: As, O, Br
O < Br < As
A molecule containing a central atom wit sp^2 hybridization has a(n) ________________ electron geometry
Trigonal planar
A substance composed of two or more elements is a fixed, definite proportion is
a compound
Identify a cation
an atom that has lost an electron
Identify the correct values for a 2p sublevel n=? l=? ml=?
n=2 l=1 ml=0
What are the possible values of n and ml for an electron in a 5p orbital
n=5 and ml=1
The atomic number (Z) is the number of ______ found in the nucleus of an atom
protons
Identify the description of an atom
protons and neutrons in nucleus; electrons in orbitals