CP Chemistry MIdterm Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Question | Answer |
How many valence electrons does group 16 elements have? | 6 |
How many valence electrons does group 1 elements have? | 1 |
How many valence electrons does group 13 elements have? | 3 |
How many valence electrons does group 18 elements have? | 8 |
How many valence electrons does group 2 elements have? | 2 |
What is the charge on a group 1 element? | +1 |
What is the charge on a group 2 element? | +2 |
What is the charge on a group 13 element? | +3 |
What is the charge on a group 14 element? | +/- 4 |
What is the charge on a group 15 element? | -3 |
What is the charge of a group 16 element? | -2 |
What is the charge of a group 17 element? | -1 |
What does the octet rule state? | in chemical compounds, atoms tend to have eight electrons in their highest energy level |
In what kind of bond do oppositely charged ions attract? | ionic bond |
What is the net charge on NaCl? | 0 (neutral) |
Name 3 qualities of ionic compounds. | 1. salts 2. composed on anions and cations 3. held togethre by ionic bonds |
Write the formula for aluminum nitride? | AlN |
Metals and nonmetals bonded together create what kind of compound? | ionic compounds (metals are cations and nonmetals are anions) |
In what kind of bond are electrons shared? | covalent |
In what kind of bond are electrons transferred? | ionic |
Name the 7 diatomic gases? | hydrogen, nitrogen, oxygen, fluorine, chlorine, bromine, and iodine |
Why do attons share electrons in covalent bonds? | to attain eight electrons in their highest enegy level |
What so we call a pair of valence electrons that do not participate in bonding? | unshared pair |
How many dots would be on the lewis dot diagram for Nitrogen? | 5 |
What is the formula for potassium sulfate? | K2SO4 |
What is the formula for magnesium bromide? | MgBr2 |
What is the name of the compound formed from sodium and phosphorus? | sodium phosphide |
What is the geometric shape of water that explains its polarity? | bent |
Place these elements in order of increasing electronegativity: Ag, Rb, O | Rb, Ag, O |
What produces new substances? | a chemical reaction |
What describes chemical reactions using formulas and symbols? | chemical equations |
In a chemical equation, where are the reactants found? | to the left of the arrow |
In a chemical equation, where are the products found? | to the right of the arrow |
Why do we balance chemical equations? | to satisfy to Law of Conservation of Mass |
What must be equal on each side in order for a chemical equation to be balanced? | the numbers of atoms of each element |
What type of reaction is the combination of 2 or more substances to form a compound and has only one product? | combination |
What type of reaction happens when a compound breaks down into 2 or more simpler substances and has only one reactant? | decomposition |
What type of reaction happens when one element replaces another in a compound? | single replacement |
What type of reaction has the ions in two compounds “change partners.” The cation of one compound combines with anion of the other? | double replacement |
Created by:
ssuriano
Popular Chemistry sets