Keeping an eye on ions
Sharing is caring
Crossing over
It's periodic
Anything Goes
100
Two atoms were walking down the street. One of them says "I think I LOST an electron". The other responds, "are you sure?". This is what the first atom answers.
What is I'm POSITIVE?
100
The type of bond where two atoms share 2 electrons.
What is covalent?
100
The chemical formula for the compound between sodium and chlorine.
(Must write it on the white board before being selected)
What is NaCl?
100
The periodic table is organized in increasing order of this number.
What is atomic number?
What is number of protons?
100
The electron dot diagram for a water molecule.
What is ...
200
The charge of a fluoride ion.
What is -1?
200
This describes the melting and boiling point of covalent compounds
What is a low melting/boiling point?
200
The chemical formula for the compound between calcium and fluorine.
(Must write on the white board before being selected)
What is CaF2?
200
The most electronegative element in the periodic table.
What is fluorine? F?
200
An element classified as a metalloid.
What is (B, Si, Ge, As, Sb, Te, Po)?
300
The type of elements involved in an ionic bond.
What is a metal and a nonmetal?
300
Type of bond between the two oxygens in an oxygen molecule (O2).
What is a double covalent bond?
300
The chemical formula for a compound between aluminum and sulfur.
(Must write on the white board before being selected)
What is Al2S3?
300
The name of the element in period 3 group 15.
What is phosphorus?
300
Describes the substance that conducts electricity when dissolved in water.
What is ionic compound or salt?
400
The charge of a calcium ion.
What is +2?
400
The type of elements involved in a covalent bond.
What are nonmetals?
400
The chemical formula for the compound between sodium and chromate (a polyatomic ion).
(Must write on the white board before being selected)
What is Na2CrO4?
400
The element with the largest atomic radius in group 1.
What is Francium?
400
The only group in the periodic table that has elements at all three states of matter at STP.
What is group 17 or Halogens?
500
The Lewis electron dot structure for the compound between magnesium and oxygen.
(Must write on the white board before being selected)
What is Mg+2 [O]-2?
(the oxygen has 8 dots around it)
500
The lewis electron dot structure for a molecule of nitrogen, N2.
(Must write on the white board before being selected)
What is :N(triple bond)N: ?
500
The chemical formula for the compound between ammonium (polyatomic ion) and oxygen.
(Must write on the white board before being selected)
What is (NH4)2O?
500
The group that contains elements with complete valence shells.
What is group 18?
What is the noble gases?
500
The amount of energy that it takes to remove the outermost electron in an atom.
What is ionization energy?