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WorksheetsChapter 4 Test - Physical Science
Total questions: 25
Worksheet time: 21mins
The smallest particle of an element that retains the properties of that element
atom
proton
neutron
molecule
a positively charged subatomic particle
proton
neutron
electron
a negatively charged subatomic particle
electron
proton
neutron
a subatomic particle with no charge
neutron
proton
electron
the central part of the atom, containing protons and neutrons
nucleus
electron cloud
neutron cloud
atoms with the same number of protons, but different numbers of neutrons
isotopes
molecules
compounds
the total number of protons and neutrons in the nucleus of an atom
atomic number
atomic mass
isotopic mass
the number of protons in the nucleus of the atom
atomic number
atomic mass
isotopic mass
Use the periodic table to determine the number of electrons in Lithium (Li) - top number.
(a)
Use the periodic table to determine the number of protons in barium (Ba) - top number.
(a)
How many protons are in Be-9? (top number)
(a)
Use the periodic table to determine the number of electrons in Iridium (Ir) - top number.
(a)
How many electrons are in gold? - top number
(a)
How many protons are in hydrogen? top number
(a)
How many neutrons are in Nitrogen-14.
(a)
An iron atom has an atomic mass of 56. Its atomic number is 26. How many neutrons does iron have? (HINT: subtract)
(a)
The nucleus of an atom consists of 8 protons and 6 neutrons. What is its mass number? (HINT: add)
(a)
What is the chemical symbol for Iron?
(a)
What is the atomic number for carbon? (Top number)
(a)
What is the atomic number for oxygen?
(a)
What is the chemical symbol for Magnesium?
(a)
What is the chemical symbol for Uranium?
(a)
What element has the chemical symbol W?
(a)
What element has the chemical symbol Ar?
(a)
What element has the chemical symbol Xe?
(a)
