Unit 3: Atomic Structure Review

What was the biggest weakness of the nuclear model?

Fact: Bears eat _____. Bears, ______, Battlestar Galactica.

What subatomic particle has the lowest mass?

What statement is part of the plum pudding model?

These have the same number of protons but different numbers of neutrons.

What are the correct charges of each subatomic particle?

This information is not found on the periodic table.

Mass number is the number of...

What experiment lead to the discovery of the nucleus?

If an atom of oxygen gained two electrons, how many electrons would it have?

How did JJ Thomson know that there was something positive in the atom?

How many particles are in the nucleus of sulfur-33?

How many electrons does an atom of carbon-13 have?

Whose atomic theory do we still accept to this day?

This person developed the first scientific model of the atom.

What statement is part of Dalton's atomic theory?

How many neutrons are in an atom of aluminum?

How many neutrons does an atom of sodium have?

The most abundant isotope of this element has zero neutrons

How many neutrons does hydrogen-1 have?

How many electrons does an atom of hydrogen-3 have?

This is the average of the isotopes of an element.

What is in a cathode ray tube?

Who developed the plum-pudding model of the atom?

How many particles are in the nucleus of iron-56?

Who shot alpha particles at gold foil and what did he discover?

What does the 2 in hydrogen-2 stand for?

How many electrons does an atom of potassium-39 have?

How many protons does carbon-14 have?

Why did you get this question wrong?

What is the most abundant isotope of potassium?

Who developed the first idea of the atom

How did J.J. Thomson know that all atoms contain electrons?

What is the term for the number of protons and neutrons in the nucleus?

What is 1/12 the mass of a carbon-12?

What is the smallest particle of an element that still retains the properties of that element?

J.J. Thomson discovered what particle?

How many electrons does an atom of aluminum-27 have?

How many neutrons does hydrogen have?

This subatomic particle determines the chemical properties of an element.

What number is used to uniquely identify an isotope?