Inside The Atom Question Preview (ID: 33051)


6th Grade. TEACHERS: click here for quick copy question ID numbers.

A nitrogen atom has an atomic number of 7 and a mass number of 14. How many protons, neutrons, and electrons does it have?
a) 7 protons, 14 neutrons, 7 electrons
b) 14 protons, 7 neutrons, 7 electrons
c) 7 protons, 7 neutrons, 7 electrons
d) 7 protons, 7 neutrons, 14 electrons

How do you calculate the atomic mass of an atom?
a) protons + electrons
b) protons + neutrons
c) neutrons + electrons
d) protons + neutrons + electrons

Which of the following has almost no mass?
a) proton
b) neutron
c) electron
d) none

An atom with less electrons than protons is a(n)
a) positive ion
b) negative ion
c) isotope
d) element

Which of the following orbits the nucleus of an atom?
a) proton
b) neutron
c) electron
d) none

Which of the following are located in the nucleus of an atom?
a) proton
b) neutron
c) electron
d) proton and neutron

When a fluorine atom gains an electron, it becomes a(n)
a) positive ion
b) negative ion
c) cation
d) isotope

Which statement is true about the nucleus of an atom?
a) It makes up most of the atom’s volume.
b) It makes up most of the atom’s mass.
c) It contains protons and electrons.
d) It is neutral in electric charge.

The atomic number of an atom is its number of __________.
a) protons
b) neutrons
c) electrons
d) ions

The smallest particles of an element that still have the element’s properties are
a) quarks
b) gluons
c) protons
d) atoms

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