Subatomic Particles
What is the name of the negatively charged subatomic particle?
electron
What is the element that we write as "Al"?
Aluminum
The force of attraction that holds chemicals together is known as a ______?
Chemical bond
What is the lightest element on the periodic table?
Hydrogen
Which is the only element that contains no neutrons in each of its atoms?
Hydrogen
What subatomic particle carried no electrical charge?
neutron
What is the element symbol for gold?
Au
What are electrons in the outer shell of each atom called?
Valence electrons
What column are the group of elements located that have complete outer electron shells? (left to right)
far right (The Noble gases)
What do we call atoms of the same element which have the identical number or protons but different numbers of neutrons?
Isotopes
Which two subatomic particles are found inside the nucleus of each atom?
protons and neutrons
What are the element symbols for Tin and Silver?
Sn and Ag
What is the maximum number of electrons that can be in the 2nd electron shell?
8
What is the element that combines with Chloride to form table salt but reacts violently when it touches water?
How many atoms of each element are in this compound? C2H6O
2 Carbon atoms, 6 Hydrogen atoms, 1 Oxygen atom
What do we call atoms which gain or lose electrons (giving them an electrical charge)?
What is the element that we write as "Hg"?
Mercury
What is the kind of bonding that takes place between metals and non-metals (like sodium chloride) where one atom gives and electron to another atom?
Ionic
Name one of the elements that has only one valence electron.
Hydrogen, Lithium, OR Sodium
We use two elements to make bronze - what are they? (think of the Liberty Bell in the video we watched)
Copper and Tin
The atomic weight is the sum of which two subatomic particles?
neutrons and protons
The latest element to be named on the periodic table has what atomic number?
118
What is the kind of bonding that occurs in sugars or fuels (like white sugar) where electrons are shared by atoms?
Covalent
What is the name of the Russian scientist who first put together the period table with elements organized by atomic weight?
Mendeleev
If a white powder does not melt or burn easily, but does conduct electricity in solution, what kind of bonding does it show?
Ionic