WorksheetsIonic and Covalent bonding Review
Total questions: 35
Worksheet time: 18mins
When an atom loses an electron, it becomes a
positive ion
negative ion
neutral ion
neutral atom
To be friends
To create a new element
To achieve a lower energy state
What type of elements form cations?
metals
nonmetals
metalloids?
Cations
Gain electrons, has an overall positive charge
Lose electrons, has an overall positive charge
Lose electrons, has an overall negative charge
Gain electrons, has an overall negative charge
How does magnesium become an magnesium ion?
it loses 2 electrons
it gains 2 electrons
How does oxygen become an oxide ion?
it loses 2 electrons
it gains 2 electrons
How many Aluminum atoms are in Al2O3?
3
5
2
1
Group numbers on the periodic table help us determine
number of valence electrons
state of the element (solid, liquid, gas)
Valence electrons are found
in the innermost energy level of an atom
in the middle energy levels of an atom
in the outermost energy levels of an atom
How many valence electrons does hydrogen have?
1
2
3
4
How many Aluminum atoms are in Al2O3?
3
5
2
1
Will a sodium atom gain or lose electrons?
gain
lose
Reorder the following by increasing wavelength.
radio waves
microwaves
infrared radiation (IR)
visible light
ultraviolet radiation (UV)
The color of visible light that has the longest wavelength is (a) .
Considering frequency of 109 Hz and frequency of 1011 Hz, which type of radiation has the LONGER wavelength?
109 Hz
1011 Hz
Emission spectra (bright line spectra) are created when electrons move from ___.
higher to lower energy levels.
lower to higher energy levels.
s orbitals to p orbitals.
one atom to a different atom.
Each element on the periodic table can be identified by its
classification as a solid, liquid or gas.
location on the table.
ability to react to form compounds.
unique spectral "fingerprint."
In which state does an electron have the least amount of energy?
Excited state
Ground state
Orbital
Bohr model
What electron configuration matches an oxygen atom?
1s22s22p63s2, 3p64s23d104p5
1s22s22p4
1s22s22p6
1s22s22p63s23p64s23d1
What is the position of an element in the periodic table if its electron configuration is 1s2 2s2 2p6 3s2 3p5?
Group 1A
Group 2A
Group 5A
Group 7A
Match the parts of the electron configuration to what it represents.
1
period
s
block
2
element
Finish the electron configuration for chlorine:
1s2 2s2 (a) 3s2 3p6
Match the group to the configuration that it ends with.
s1
alkali metals
s2
alkaline earth metals
p5
halogens
p6
noble gases
How do covalent bonds form?
Donating & receiving valence electrons between atoms
Oppositely charged ions attract each other & form bonds
Scientists are still not sure how they form
Sharing valence electrons between atoms
The formation of a covalent bond relies on the interaction or bonding of...
2 Nonmetals
1 Nonmetal & 1 Metal
2 Metals
2 Noble Gases
Chlorine is a diatomic element which means in nature, it is found in two's. (Cl2) Chlorine shares one pair of electrons to make sure each atom complete the octet rule. This creates a...
single bond
double bond
triple bond
What does this picture illustrate? (Select all that apply)
Sharing valence electrons
Covalent bonding
transferring valence electrons
ionic bonding
two nonmetals
