Question | Answer |
What is the atomic number of an atom with 12 protons? | atomic number is 12 |
How many electrons do the most reactive elements have? | 1 or 7 |
Each type of atom has a unique number of what? | protons |
As you move down a column on the periodic table, what happens to the number of energy levels? | The number increases by one. |
Why do atoms form bonds? | full energy levels make an atom more stable |
What happens to electrons during a covalent bond? | electrons are shared |
What happens to electrons during an ionic bond? | electrons are given away or taken |
In a Lewis Dot structure, how many electrons will be in the most stable atom? | 8 |
List 3 ways to tell a chemical reaction has occurred. | Color change in a reaction, a gas is made, an odor is given off, light is produced |
In a chemical equation, who side of the --> are the reactants on? | Reactants are on the left |
In a chemical equation, who side of the --> are the products on? | products are on the right |
If energy is released, is it endothermic or exothermic? | exothermic |
If the temperature of the surroundings increases, is it endothermic or exothermic? | exothermic |
If the temperature of the surroundings decreases, is it endothermic or exothermic? | endothermic |
Surface area increases, what happens to rate of reaction? | rate increases |
Temperature is decreased, what happens to rate of reaction? | Rate decreases |
Hydrocarbon with only single bonds, name it. | alkane |
Hydrocarbon with at least one double bond, name it. | alkene |
Hydrocarbon with at least one triple bond, name it. | alkyne |