Metric System
How many milliliters are in 1 liter
1000
What 2 subatomic particles are located in the nucleus?
Proton and Neutron
Which element has an atomic number of 20?
Calcium
Which subatomic particle determines whether or not an atom is an isotope?
Neutron
Ionic
What is the metric unit for mass?
Gram
What charge does an electron have?
-1
What is the average atomic mass of Silicon?
28.0855
An Arsenic atom with 33 protons and 40 neutrons will have an atomic mass of ________?
73
In Carbon Dioxide, the bonds between Carbon and Oxygen are what type?
Covalent
What is the formula for Density?
Density = Mass/Volume
Adding together the amounts of protons and neutrons gives us the _________?
Mass Number
How many valence electrons does Boron have?
5
What charge does an atom have if it has 12 protons and 14 electrons
-2
Which bond type is very conductive when NOT dissolved in water?
Metallic
Convert 356 meters to kilometers
0.356 kilometers
True or False: The atomic number of an element is ALWAYS equal to the number of protons in an atom of that element.
True
What is a similarity between Flourine, Chlorine, and Bromine?
All have 7 valence electrons
All are in group 7A
What is the difference between Mass Number and Average Atomic Mass?
Mass number is protons + neutrons of a single atom.
Average atomic mass is the average mass of all atoms of a single element.
How many Potassium ions will bond with a Phosphorus ion?
3
If the density of Zinc is 1.7 g/mL, what is the volume of a piece of Zinc that weighs 43 grams?
How many electrons can be held by the first 3 orbitals of an atom?
18 electrons (2, 8, 8)
How many electron orbital shells does Argon have?
3
What 2 charges are likely for a Silicon atom.
+4 and -4
What is the chemical formula for Ammonium Carbonate?
(NH4)2CO3