Periodic Table And Atoms Part One Question Preview (ID: 43731)
This Test Is Based On 8th Grade Science TEKS 8.5A And 8.5B. It Addresses Atoms, And The Periodic Table Of The Elements.
TEACHERS: click here for quick copy question ID numbers.
The atomic mass of an atom is mostly made up of the subatomic particles located in the _________ of the atom.
a) energy shells
b) electron cloud
c) nucleus
d) energy levels
The smallest particle of an element that maintains the properties of that element is a/an
a) atom
b) molecule
c) element
d) compound
The atomic number of an atom is the number of _________ in the nucleus of that atom.
a) protons, neutrons and electrons
b) neutrons
c) protons and neutrons
d) protons
The atomic number is used to determine the _________ of the element in the Periodic Table.
a) mass
b) position
c) charge
d) size
Protons and neutrons have a similar mass and size. That mass is _______.
a) 1 amu
b) 10 amu
c) 100 amu
d) 1000 amu
Electrons are significantly _________ in mass and size than protons and neutrons.
a) gianter
b) larger
c) smaller
d) heavier
A particle that is smaller than atom, such as a proton, neutron, or electron is a ____________.
a) piece of dust
b) molecule
c) element
d) subatomic particle
a negatively charged particle in the electron cloud surrounding the atomic nucleus is a/an
a) proton
b) neutron
c) electron
d) molecule
A positively charged particle within the atomic nucleus is a/an
a) proton
b) neutron
c) electron
d) molecule
A neutral particle with no electrical charge within the atomic nucleus is a/an
a) proton
b) neutron
c) electron
d) molecule
The nucleus is the ______________ charged center of an atom containing the protons and neutrons.
a) positively
b) negatively
c) neutrally
d) radiantly
The nucleus of an atom is positively charged because:
a) the only subatomic particle inside of it are the neutrons.
b) the only electrically charged subatomic particles inside of it are the protons.
c) there are no subatomic particles inside of it.
d) it is a mystery of science and no one really knows why.
The nucleus:
a) creates the electron cloud.
b) makes up the MASS of the atom.
c) contains all of the subatomic particles.
d) is found orbiting the electron cloud.
The negatively charged space that surrounds the atomic nucleus is the ____________.
a) neutron cloud
b) proton cloud
c) molecular cloud
d) electron cloud
The electron cloud:
a) makes up the majority of the VOLUME of the atom.
b) contains the protons and neutrons.
c) contains the electrons and protons.
d) is located within the nucleus.
An atom is mostly comprised of _____________________.
a) empty space
b) molecules
c) gases
d) plasma
Valence electrons are located in the _________________.
a) nucleus
b) energy level closest to the nucleus
c) outermost energy level.
d) protons.
The conceptual model in which the elements are organized according to their properties is the ______________________.
a) Periodic Menu of the Elements
b) Periodic Table of the Elements
c) Periodic Book of the Elements
d) Periodic List of the Elements.
All matter is made up _____________.
a) imagination
b) solids
c) atoms
d) phases of matter
The lightest element is ____________.
a) Hydrogen
b) Helium
c) Francium
d) Radon
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