What is the letter symbol called on the periodic table?
Atomic Symbol
100
Iron is an example of an __________.
Element
200
What is the charge of a neutron?
Neutral or No Charge
200
What is the name for this chemical symbol Ag?
Silver
200
Where are the electrons located?
On the orbitals or outside of the nucleus
200
How many electrons does Fluorine (F) have?
9 electrons
200
What makes up a compound?
2 or more different kinds of elements
300
What is the charge of an electron?
Negative
300
How many protons does oxygen (O) have?
8 protons
300
Protons and neutrons are located in the _________.
Nucleus
300
Is Hydrogen a metal or a non-metal?
Non-metal
300
What kind of bonds does a compound have?
Chemical bonds
400
The atomic number of an element tells us what?
The number of protons the element has
400
How many electrons does Carbon (C) have?
12
400
What particles make up the mass of an atom?
Protons and Neutrons
400
If Helium (He) has an atomic number of 2 and has an atomic mass of about 4.002, how many neutrons does Helium have? [Round the atomic mass as you calculate your answer]
2 neutrons
400
Which of the following is a heterogenous mixture?
a) lemonade
b) sand
c) cereal
cereal
500
The nucleus contains both protons and neutrons, what charge does the nucleus have?
Positive
500
How many neutrons does Chlorine (Cl) have?
18
500
How do you calculate the number of neutrons?
Atomic mass - atomic number = # of neutrons
500
If Flourine (F) has an atomic number of 9 and has an atomic mass of about 18.998, how many neutrons does Flourine have? [Round the atomic mass as you calculate your answer]
10 neutrons
500
Which of these is a homogeneous mixture?
a) eggs
b) sand and water
c) coffee