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WorksheetsChemistry Ch. 5 Review
Total questions: 20
Worksheet time: 10mins
What subatomic particles are in the nucleus?
Protons Neutrons Electrons
Protons Electrons
Neutrons Electrons
Protons Neutrons
What are the charges of protons, neutrons, and electrons?
+ + -
+ - 0
- 0 +
+ 0 -
The atomic number tells you the number of...
Protons
Protons Electrons
Protons Neutrons
Neutrons Electrons
The atomic mass is the sum of...
Protons Neutrons
Protons
Neutrons Electrons
Electrons
The atomic mass is the average of all the elements...
Protons Neutrons
Ions
Isotopes
Subatomic particles added together
Who was the first to describe the properties of atoms?
Einstein
Democritus
Dalton
Rutherford
Who discovered ions?
Stoney
Dalton
Faraday
Thompson
Who discovered electrons?
Rutherford
Thompson
Faraday
Stoney
Who said electrons were embedded throughout the positively charged atomic sphere?
Rutherford
Thompson
Stoney
Dalton
Who discovered the nucleus and therefore the proton?
Rutherford
Dalton
Chadwick
Fleming
The _______ was discovered by Chadwick in 1932.
Electrolyte
Ion
Neutron
Quark
Isotopes differ in the number of...
Electrons
Neutrons
Protons
Ions differ in the number of...
Protons
Electrons
Neutrons
_______ determines the identity of the atom.
Atomic mass (amu)
Neutrons
Electrons
Protons
An atom with 5 extra neutrons will have what charge?
Atoms can't have extra neutrons
+5
0
-5
An atom with 2 extra electrons will have a charge of...
-2
+2
0
Atoms can't have extra electrons
A Helium atom loses 1 proton. What is the new charge of the Helium atom?
-1
+1
It is no longer Helium
0
(amu) stands for...
atomic mass unit
average mass unit
average atomic mass
average monthly usage
The amount of an isotope is called the...
Atomic mass
Ion
Percent abundance
(amu)
An isotope has an atomic mass of 10 and an atomic number of 6. How many extra neutrons does it have?
0
4
6
10
