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WorksheetsAtoms
Total questions: 15
Worksheet time: 8mins
Which combination of electrical charges would make an atom neutral?
3 protons and 3 neutrons
6 protons and 3 electrons
2 protons and 2 neutrons
7 protons and 7 electrons
The atomic number of Hydrogen is _____.
2
1
3
5
The smallest particle that has the properties of an element.
electrical charge
element
electron
atom
A property of matter that creates a force between objects.
electrical charge
electron
proton
atom
A tiny negatively charged subatomic particle.
electrical charge
electron
neutron
proton
A neutral subatomic particle that helps makes up the mass of the atom.
electron
proton
neutron
quark
A positively charged particle that equals the atomic number of an element.
electron
neutron
proton
quark
The center mass of the atom is called the _____.
core
nucleus
inner core
brain
Electrons are located in the ____.
nucleus
core
electron cloud
force field
What two subatomic particles determine the mass of the atom?
electrons and neutrons
protons and electrons
protons and neutrons
neutrons and quarks
What is the mass of an atom with 7 protons, 7 neutrons and 8 electrons?
15
14
22
0
A neutral atom has equal _____ and _____.
protons and neutrons
neutrons and electrons
electrons and protons
How many neutrons does a hydrogen atom have?
0
1
1/2
1/2,000
The atomic number equals the number of _____.
neutrons
protons
electrons
elements
The atomic mass equals the number of _____ and _____.
neutrons and protons
electrons and neutrons
electrons and protons
