Periodic Table
Each horizontal row of the periodic table is called...
A Period
The positive part of the atom is called...
The proton
What kind of change (chemical or physical) takes place when water evaporates into air?
A physical change
Type of bonding that occurs when a metal transfers (swaps) electrons with an non-metal
Ionic bonding
The man who organized and published the periodic table
Mendeleev
Each vertical column on the periodic table is called....
A group
How do you calculate the number of neutrons in the atom?
Atomic Mass - Atomic Number
A paper burning
A chemical change
Type of bonding that occurs when two non-metals share electrons
Covalent (Molecular) bonding
What does "poly" mean?
Many
The group number of helium and neon?
Group 18 - The Noble Gases
Which subatomic particle (proton, neutron or electron) has virtually no mass?
The electron
Ms. Alexe wants to make some pasta so she boils water. What type of reaction is this?
A physical reaction
How many valence electrons does Magnesium (Group 2) want to get rid of.
2 electrons
The first three elements in the Alkaline Earth metals.
Beryllium, Magnesium, and Calcium
What is the group name of Group 17?
Halogens.
Which positive part of the atom is also the same as the atomic number?
The proton
Ms. Alexe describes the window on the door as transparent. What property is she using?
A physical property
Only Group on the periodic table that is stable and therefore does not need to bond
The Noble Gases
What gas is very flammable?
Helium
How many valence electrons are there in group one elements?
1 valence electron
What is the order of filling the first three orbits of electrons?
2,8,8
Ms. Alexe is in the process of baking a cake and creating a Kool-Aid drink. These are examples of...
A chemical and physical property
What all elements want to be
Stable
Name the type of compound and the number of atoms for the following: 2 CCl4
Carbon Tetrachloride: 2 Carbons and 8 Chlorine atoms