Chem Chapter 6 Test Flashcards
In electron dot structure which element could X represent?
Chlorine
As an electron from ground state to excited state the potential energy of the atom
Increases
The greatest absorbtion of energy occurs from electron moves from
1s to 3s
What principle energy level of an atom contains an electron with the lowest energy
n=1
What principle energy level can hold a max of 18 electrons
3 (2n^2)
If the electron config for silver is 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1 4d10 what is the configuration for the ground state of the silver
2-8-18-18-1
If the electron configuration for Mg is 1s2 2s2 2p6 3s2 what is the configuration for Mg+2
2-8
If the electron config for silver is 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1 4d10 which represents the electron configuration of a silver ion (Ag+) in the ground state?
2-8-18-18-2
Four valance electron on an atom in the ground state would occupy the
s and p sub levels only
Which of the following is the electron config of a neutral atom in the ground state with a total of six valance electrons
The electron config that adds up to 6
Given the electron config of an atom in the ground state 1s2 2s2 2s6 3s2 3p4 This element is found in the periodic table
Period 3 Group 16
Which electron config represents an electron in its excited state?
The electron config that jumps around
Which electron config is possible for a nitrogen atom in its excited state (Nitrogen electron config is 1s2 2s2 2p3)
1s2 2s2 2p2 3s1
What is the total number of orbitals in the third principle energy level?
9
What is the total number of occupied s orbitals in a atom of nickle in its ground state
4
What principle energy level has no f sub level?
3
The maximum number of electrons that a single orbital of the 3d sublevel may contain is
2
A neutral atom of an element has an electron configuration of 2-8-2. What is the total number of p electrons in this atom
6
Which atom in the ground state contains 1 completely filled orbital?
Oxygen
A Sulfur atom and a chlorine atom have the same number of
3s electrons
A neutral atom in the ground state contains 16 electrons. What is the total number of electrons in the 2p sublevel
6 electrons
What are the total number of sub levels that that contain electrons in an atom of zinc in the ground state (1s2 2s2 2p6 3s2 3p6 4s2 3d10)
7
Which orbital notation represents the second principle energy level of a silicon atom in the ground state (1s2 2s2 2p6 3s2 3p2)
The one completely filled
In the modern Periodic Table elements are arranged by what?
Atomic Number
An atom of an element contains 20 protons, 20 neutrons and 20 electrons, This element is
An alkali Metal
Which two elements have the most similar chemical properties?
Which ever elements is right below the other
Compare the atomic radius of a sodium atom, the atomic radius of a magnesium is smaller. The radius is primarily a result of the magnesium having a
Larger nucleus charge
According to the periodic table which element has the smallest atomic radius?
Whichever one is closest to the top right
Which has the largest atomic radius?
Whichever one is closest to the bottom left
As the element of group 16 are considered from top to bottom on the periodic table the atom radii
Increase and the ionization decreases