Unit 2 Review Atomic structure

the mass number of an atom is found by

Two atoms are isotopes if they contain 

what is the mass # of isotope L 

What does the number 24 represent? 

How many protons does Isotope L have?

An elements identity based on its 

How many protons does it have?

Which particle is not fundamental within an atom?

How many Electrons does this element  have?

what is the # of neutrons in isotope M

Which particle is located on the outside of the nucleus

What is the # of electrons in the ion of Isotope M?

The correct formula for calculating the charge of an ion

the symbol below indicates a fluorine that contains 

An ion always contains an

what is the charge of Isotope L 

What does the "2+" of the element's upper right represent? 

What is this elements name

The correct formula for calculating the mass number of an atom is 

With the exception of nuclear reactions, the number of ___________ never change in atoms

The atomic number of an element is defined as its

About how many chemical elements are there?

Which of the following is Dalton's atomic theory of matter?

An atom is defined as the smallest part of an element that

The approximate atomic mass of a neutron is?

what is the atomic # of isotope M 

The fact that carbondioxide always contains 73% Oxygen by mass is an illustration of

What is the approximate atomic mass of an electron?

What did Rutherford call the core of an atom?