The Atom Question Preview (ID: 52449)


What Are The Parts Of The Atom And Where Are They Located. TEACHERS: click here for quick copy question ID numbers.

The atomic particles in the nucleus of an atom are called?
a) electrons
b) protons, neutrons, and electrons
c) protons and neutrons
d) protons only

The atomic number is also known to be
a) the number of protons in the nucleus only
b) the number of electrons in a neutral atom only
c) the number of neutrons in the nucleus
d) the number of protons and electrons in a neutral atom only

The average atomic mass on the periodic table is a decimal number because
a) it represents the average of all know isotopes of that element
b) it represents the average of all neutrons in the nucleus
c) it represents the average of all protons and electron masses
d) it represents the average of all known ions of that element

The whole number in the periodic table element box represents
a) the number of neutrons only
b) the number of electrons only
c) the number of protons only
d) the number of protons and electrons in a neutral atom

An ion is
a) a charged particle
b) a quark
c) a neutron
d) a proton

In the isotopic notation Li-7 Lithium has how many neutrons?
a) 7
b) 6
c) 4
d) 3

If isotope Be-11 is 0.80% and Be-10 is 99.20% what is the average atomic mass?
a) 10.9
b) 10.1
c) 10.008
d) 11

How many protons are in a Helium atom?
a) 1
b) 2
c) 3
d) 4

How many electrons in a neutral atom of sulfur?
a) 32
b) 16
c) 8
d) 12

How many electrons in oxygen ion with a 2- charge
a) 8
b) 16
c) 10
d) 2

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