WorksheetsVocabulary #1 T1
Total questions: 12
Worksheet time: 10mins
Atomic Mass is the
Amount of neutrons
Average mass of all isotopes (decimal number on periodic table)
Amount of protons
Electrons in an atom
The number of protons in an atom can also be called the
(a)
The smallest unit of an element is
An electron
A nucleus
An atom
An isotope
The mass number is the number of (a) in an atom.
A subatomic particle that has a negative charge
Nucleus
Neutron
Proton
Electron
A unit of mass that describes the mass of an atom or molecule.
Atomic mega unit
Around mass united
Atomic mass unit
Automated mass unit
A neutron is a subatomic particle that is
neutral and found inside the nucleus
positive and found inside the nucleus
neutral and found outside the nucleus
negative and found inside the nucleus
Isotopes have different amounts of
(a)
In chemistry, a period is a _____________ on the periodic table.
lateral angle
perpendicular
horizontal row
column
In chemistry, a group in a ____________ on the periodic table.
vertical column
right angle
horizontal column
perpendicular row
A bond can be described as a _______ between atoms and molecules.
gap
push
angle
join
An ion is and atom that gained or lost ___________.
neutrons
protons
electrons
it's nucleus
