WorksheetsChapter 4 - Moving Electrons
Total questions: 35
Worksheet time: 1hrs 10mins
True or False: The first shell of an atom always has 4 electrons in it.
True
False
What is a valence shell?
The shell that always has 2 electrons
The outermost electron shell in an atom
The first electron shell in an atom
The shell that has the most electrons
How many valence electrons does Fluorine have?
1
2
7
8
What is an ion?
An atom that always has 18 valence electrons
An element that combines with carbon
An element that has the same number of protons but different number of neutrons
A atom or group of atoms that has a charge
How many shells will a model of Phosphorus have?
1
2
3
4
What is a cation?
A positively charged ion
A negatively charged ion
A neutral ion
An isotope
A neutral atom has the same # of which subatomic particles?
Neutrons and electrons
Protons and neutrons
Protons and electrons
Protons, neutrons and electrons
How many shells will a model of Potassium have?
1
2
3
4
What is a polyatomic ion?
A charged group of covalently bonded atoms
An element that has a charge
Electrons that have absorbed energy and have moved farther from the nucleus
the arrangement of electrons in the orbitals of an atoTper
All elements in group (a) will have 3 valence electrons in their outer shell.
A negatively charged ion.
Cation
Anion
Isotope
Octet
How many shells will a model of Xe have?
3
4
5
6
How many electrons does the 1st shell hold?
2
8
18
4
How many electrons can the 2nd shell hold?
2
8
18
6
How many electrons can the 3rd shell hold?
8 0r 50
8 or 32
Only 8
8 or 18
An element with five valence electrons is
phosphorus
oxygen
beryllium
rubidium
How many valence electrons does Iodine Have?
6
16
7
17
Electrons exist in something called __________.
nucleus
orbits
Shells or Energy levels
Valences
What is a drawing of an atom that shows all of the particles?
Lewis Dot Model
Dalton Model
Thompson Model
Bohr Model
What element is represented in this Bohr Model?
Carbon
Hydrogen
Aluminum
Lithium
Select all that apply to the octet rule.
Maximum of 2 electrons on 1st shell
Maximum of 18 electrons on 2nd shell
Maximum of 8 electrons on 2nd shell
Maximum of 8 electrons on 3rd shell
The number of protons an element has is its?
Atomic mass
Atomic number
a.m.u
Group
What is the the outermost shell with electrons?
Shells
Isotope
Orbit
Valence
How many electrons can go in the first energy level?
2
8
18
32
What is a Bohr Model?
a simplified representation of an atom
vertical column in periodic table
horizontal row in periodic table
Only shows the element symbol and it's outer most electron shell
How many valence (outer) electrons does an Oxygen atom have?
2
6
8
16
What is the atomic number of this element?
17
18
35
35.453
What is the mass number of this atom of Chlorine?
17
18
35
35.453
Which element is this?
Calcium
Chlorine
Silicon
Potassium
What element is this?
Na
P
N
S
What element is this?
Nitrogen
Chlorine
Argon
Phosphorous
