Electrons and Bonding
The name for the first group in the periodic table.
What is alkali metals?
What is an Ionic Bond?
What is the attraction of a positively charged ion to a negatively charged ion. Because of this opposite attraction, ionic bonds are very strong. When atoms combine in an ionic bond, an ionic compound is formed?
How many atoms of oxygen are there in one molecule of carbon dioxide, if the chemical formula is CO2?
2.
What kind of molecule is water?
Polar Covalent.
What type of compounds are Acids and Bases?
Ionic Compounds.
The number of valence electrons within a halogen.
What is 7?
Will sodium gain electrons or lose electrons in a ionic bond?
Lose electrons.
Ascorbic acid, also known as Vitamin C, is a molecule that contains six atoms of carbon, eight atoms of hydrogen, and six atoms of oxygen. What is the correct chemical formula for ascorbic acid?
C6H8O6.
What can water not dissolve?
Oil.
Any pH below 7 is considered a _____.
Acid.
What is the atomic symbol of an element surrounded by valence electrons?
Would Bromine and Potassium combine or would Potassium and Lithium combine?
Bromine and Potassium.
Balance the equation by putting the coefficient in front of the correct molecule(s)
CH4 + O2 --------->. CO2 + H2O.
CH4 + 2O2 ---------> CO2 + 2H2O
What is the list of water's properties?
Adhesion, cohesion, high specific heat, universal solvent.
Any pH above 7 is considered a _____.
Base.
Which group has a full octet? Periodic Table.
What is noble gasses?
Will Chlorine and Lithium form a bond or will Chlorine and Bromine form a bond?
Chlorine and Lithium.
Balance the equation by putting the coefficient in front of the correct molecule(s)
H2SO4 --------->. SO3 + H2O.
Already Balanced.
What is the term for water's ability to defy gravity and climb up a tube?
Capillary Action.
Bases are _____.
Slippery and taste bitter.
What is the octet rule?
What is an atom will gain or lose electrons to obtain 8 electrons in its outer shell. In other words elements want to reach an electron configuration of the nearest noble gas?
In order to melt or boil an ionic compound what must the Ionic Bond do first?
Ionic Bonds must be broken.
In a chemical formula, the total positive charge and negative charge must add up to equal _____.
What is 0?
A water strider can skate along the top of a pond because:
hydrogen bonds result in water cohesion (surface tension))
Acids are ____.
Sour and react with metals.