Subatomic Particles
Atoms
Periodic Table
Isotopes
Ions
100
Particle with a positive charge is this.
What is a proton?
100
The number of protons in an atom can be found be looking at this.
What is the atomic number?
100
Elements are arranged horizontally on a periodic table by this.
What is atomic number?
100
The number of neutrons in H-3 is this.
What is two neutrons?
100
The symbol to show an atom which has lost electrons is this.
What is a plus sign (+)?
200
Particle with a neutral charge is this.
What is a neutron?
200
The letters representing an atom are called this.
What is the atomic symbol?
200
The atomic number gives you this information.
What is number of protons in one atom of that element?
200
Number of neutrons in an isotope of C-14 is this.
What is 8 neutrons?
200
The symbol to show an atom that has gained electrons is this.
What is a negative sign (-)?
300
Particle with a negative charge is this.
What is an electron?
300
An atom that is no longer neutral because it has gained or lost electrons is called this.
What is an ion.
300
An element with an atomic number of six has these.
What is six protons in the nucleus?
300
The mass number of Ca-44 is this.
What is 44?
300
The atomic symbol for an ion of aluminum with 10 electrons is this.
What is Al 3+?
400
Protons and neutrons are found here.
What is the nucleus?
400
Atoms of the same element that different numbers of neutrons are called this.
What is an isotope?
400
The name of the elements in group 18 on the periodic table is this.
What are noble gases?
400
An atom of Beryllium has 7 neutrons in the nucleus. The mass number is this.
What is 11?
400
The atomic symbol for the ion lithium that has lost one electron is this.
What is Li +?
500
Electrons are found here.
What is the electron cloud?
500
You calculate the mass number by adding these.
What are protons plus neutrons?
500
The names of the three Hydrogen isotopes are these.
What is protium, deuterium, and tritium?
500
All the isotopes of an element, averaged, is this.
What is average atomic mass?
500
The outermost energy level is called this.
What is valence shell?
M
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