Subatomic Particles
This is the smallest particle of matter.
What is an atom?
BaO
What is barium oxide?
Three subatomic particles.
What are protons, neutrons, and electrons?
The atomic number of Oxygen.
What is 8?
When a compound includes a multivalent metal, you use the ion charge indicated by this.
What is the roman numeral?
Neutrons are located outside of the nucleus. True or False?
False!
In a binary ionic compound, the non-metal ending is changed to this.
Located outside of the nucleus and have a negative charge.
What are electrons?
The atomic number tells us the number of which.
What is the number of protons?
Calcium fluoride
What is CaF2?
An atom that has gained or lost electrons.
What is an ion?
N2O5
What is dinitrogen pentoxide?
Located inside of the nucleus and have a positive charge.
What are protons?
The number of electrons in an atom is equal to the number of this.
Carbon tetrachloride
What is CCl4 ?
Protons and neutrons are about the same size. True or False?
True!
Ca(NO3)2
What is calcium nitrate?
Atoms of different elements have different numbers of these.
What are protons?
The sum of protons and neutrons in the nucleus of an atom.
What is the mass number?
Copper (II) oxide
What is CuO?
This is the smallest subatomic particle.
What is an electron?
FeCl2
What is iron (II) chloride?
An atom with the same number of protons but different number of neutrons.
What is an isotope?
Mass number - atomic number = ______ __ ________.
What is the number of neutrons?
Aluminum hydroxide
What is Al(OH)3 ?