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WorksheetsAtomic Structure Quiz
Total questions: 15
Worksheet time: 10mins
Which of the following statements is correct about subatomic charge?
Electrons are neutral and do not contain a charge
Neutrons are positively charged
Protons are negatively charged
Electrons are negatively charged
The atomic number directly refers to the number of ___________ in an atom.
protons
neutrons
electrons
The atomic mass of an atom is calculated by adding together _________ & _________
protons; electrons
protons; neutrons
electrons; neutrons
What does it mean for an atom to be "neutral"?
The atom has a positive charge
The atom has a negative charge
The atom has a different number of protons and electrons
The atom has an overall charge of zero
Select the element that has atomic number 2.
Red = protons, white = neutrons, blue = electrons. What element is this?
Boron
Lithium
Carbon
Beryllium
JJ Thompson observed an electrical beam was attracted to a positively charged metal plate. This led him to conclude that________
The beam must also be positively charged because like charges attract.
The beam must be negatively charged because opposite charges attract.
Gases are molecules that are always in random motion
Neutrons are the main contributor to the atomic mass of an atom.
What is the overall charge of an ion with 3 protons and 2 electrons?
+3
+2
+1
0
What is the overall charge of an ion found in group 1 of the p-table?
+1
+2
+3
-1
List 3 elements that only form -2 ions
F, Cl, Br
O, S, Se
N, P, Al
Mg, Ca, Sr
Potassium Chloride's chemical formula is ______
KCl2
KCl
K2Cl
K3Cl2
Name this ionic compound: CaF2
Calcium fluorine
Calcium fluoride
Fluorine calcide
Calcium chloride
What is the name of the elements highlighted that may form more than one cation?
Alkali metals
Noble gases
Transition elements/metals
Halides
What is the charge of the cation in FeO?
+2
-2
+1
0
Name this compound: CoO
Cobalt oxygen
Cobalt (III) oxide
Cobalt (II) oxide
Cobalt (I) oxide
