What is Mn on the Periodic Table?
Magnesium
This reaction occurs when oxygen combines with another compound to form water and carbon dioxide?
Combustion
How many electron energy levels can atom have?
between 1-7
Electrons in the highest occupied energy level is called what?
valence electrons
What is the condition of Earth at the beginning of the movie?
blight-disease that kill crops
What is Li on the Periodic Table?
Lithium
What is the form of a decomposition reaction?
AB A+B
What are electrons in the outer most energy?
valence electrons
symbols that show the element in a compound and the ratio of atoms is called what?
chemical formula
What was discovered near Saturn
Wormhole
What is H on the Periodic Table?
Hydrogen
What is A Synthesis reaction?
A synthesis reaction occurs when 2 or more simple compounds combine to form a more complicated one
How are electrons shells filled in?
from inside out
What are Ionic bounds?
the attraction between oppositely charged ions.
What is "Plan B'
starting civilizations with eggs on another plant
What is Na on the Periodic Table?
Sodium
What occurs when one element trades places with another element in a compound?
Single displacement
how many electrons can be held in shell one?
2
What is an Electron dot diagram?
using dots around a chemical symbol to represent the valence electrons of an element?
Where does Murph work once she grows up?
NASA
What is Fr on the Periodic Table?
Francium
What kind of reaction is this?
2h20 2h2+O2
Decomposition reaction
What is the Octet Rule?
atoms forms compounds in ways that give them 8 valence electrons and electron configuration of a noble gas. One way by sharing valence electrons with other atoms.
True or False
Elements of the halogen family lose one electron to become Halide ions?
False
How many years passed while on Miller's planet?
23 years