Protons & Neutrons
Atomic Mass
Trendy Graphs
How well do you know your teacher?
100
How many protons does Element #2 on the period table have?
2
(Helium)
100
What is the atomic mass of Calcium-42?
42
100
Which letter represents an atom with 7 protons and 7 neutrons?
E
100
What is Mr. A's favorite food?
Pasta
200
How many protons does Francium have?
87 protons
Atomic number #87
200
What is the atomic mass of a Scandium isotope with 22 neutrons in its nucleus?
43 amu
200
Which letter represents an isotope with a mass of 9 amu? 
B
300
How many neutrons does Silicon-30 have?
16 neutrons
(Atomic mass of 30 - 14 protons = 16 neutrons)
300
How many neutrons does Boron-12 have?
7 neutrons
(12 amu - 5 protons = 7 neutrons)
300
Why do elements with higher atomic numbers also have higher atomic mass?
Because the atomic number is the number of protons and protons contribute to atomic mass.
300
Name the district I came from before accepting this teaching position
Beaverton School District
400
Draw the nucleus of Lithium-7
400
What is the isotope name for an atom with 23 protons and 25 neutrons?
Vanadium-48
(23 protons + 25 neutrons = 48 amu)
400
Finish this sentence: As the # of protons an element has increases, the number of neutrons...
also increases
400
How old is Mr. A?
26
May 10, 2000
500
Draw the nucleus of a Hydrogen-1 isotope
500
Why is the atomic number on the periodic table not a whole number?
It is the weighted average of the most abundant isotopes for that element.
500
1) If data points suggest y increases at the same rate as x on a graph, the trend on that graph would be: positive or negative?
2) Sketch this graph
Positive
500
Draw a picture of what Mr. A does when he's not at school
Spending time with fiancee
Planning/grading
Playing guitar
Outdoors