Ch. 4 Review

How many electrons would be in the +1 ion of the element shown below?

What kind of orbital is shown below?

Which scientist proposed the following atomic model? (known as the plum pudding theory)

What kind of fish is made from two sodium atoms?

How many electrons fit in the first electron energy level?

The atomic number of an atom is the same as the  . . . 

What was discovered because of the experiment shown below?

If atoms have different numbers of protons and electrons it is . . . 

If an atom has equal number of protons and electrons, it will be . . . 

If an atom has more electrons than protons, it will be . . . 

This scientist "revived" the idea of the atom in the early 1800's

How many electrons would a -2 ion of the element shown below have?

Who is this?

How many protons would be in the atom represented below?

If different atoms have the same number of protons, but different number of neutrons, they are:

This philosopher was the first to use the word "atomos" (meaning uncuttable) 

What is the most common number of neutrons for the element shown below?

Which scientist first proposed the theory of electron energy levels?

What scientist performed the experiment shown below?

How many neutrons does this isotope of magnesium have?

Who is this?

Which scientist used the instrument shown in the image below?

If an atom is neutral, it will have the same number of . . . 

What is the most common mass number for the element shown below?

If an atom has more protons than electrons it will be . . . 

Who is this?

Who proposed the atomic model shown below?

What is the maximum number of electrons that any orbital can hold?

What subatomic particles was demonstrated (and discovered) with the instrument shown below?

How many electrons can the second electron energy level hold?