Isotopes

Front

What quantities vary between isotopes of an element?

Back

neutrons and atomic mass

Front

Isotopes are atoms of the same element with different #’s of __________ & therefore different __________. Options: n⁰ ;  atomic #’s, p⁺ ; atomic #’s, e^- ; atomic masses, n⁰ ; atomic masses

Back

n⁰ ; atomic masses

Front

When is an atom electrically neutral?

Back

protons and electrons are the same

Front

Do carbon-12 and carbon-14 isotopes differ by two protons?

Back

false

Front

If the number of electrons in an atom changes you make a(n) __________________.

Back

ion

Front

Ions are:

Back

atoms with a positive or negative charge

Front

What do these isotopes of carbon all have in common?

Back

atomic number and electrons

Front

How many neutrons does the isotope of lithium have?

Back

5

Front

When is an atom electrically neutral? Options: protons and neutrons are the same, protons and electrons are the same, neutrons and electrons are the same, neutrons balance the protons and electrons.

Back

protons and electrons are the same

Front

In a correctly written symbol, what is located in the "A" position?

Back

mass number