Acids and Bases
Atomic Structure
More atomic structure
Gases
Solutions
100
What do acids, bases and salts have in common?
They dissociate in water, or They form ions in water, or They conduct electricity in water
100
The properties of elements reoccur periodically when the elements are placed in order of increasing _____________
Atomic number or number of protons
100
In the modern periodic table, what do the elements in a column have in common?
The same number of valence electrons
100
Whose law relates Temperature and Pressure?
PT- Gay-Lussac's Law
100
If you dissolve sugar in water, what terms would you use to describe each?
Sugar is solute, water the solvent.
200
The reaction between an acid and a base is what type?
Neutralization
200
Which element has atomic number 14?
Silicon
200
As you move across the periodic table from left to right, what happens to the size of the atoms?
They become smaller.
200
Under what temperature and pressure conditions is gas behavior most ideal?
Low pressures and high temperatures
200
If you dissolved 4 moles of sugar into 500 ml of water, what would be the molarity of the solution?
4 Moles /0.500 L = 8 Molar
300
What are the properties of an acid?
Taste sour, donate a H+ ion, has hydrogen written first in a formula.
300
What is the mass number of Chlorine?
35
300
As you move across the periodic table from left to right, what happens to the ionization energy of the elements?
It increases
300
Convert 325 K to degrees celsius
325 - 273 = 52 C
300
What would be the percent water composition of a solution that is 45 ml of ethylene glycol in 105 ml of water?
105 ml water/ (105 + 45) ml total = 0.70 *100 = 70%
400
Fill in the blanks: Acids are hydrogen ion (proton) ________ and bases are hydrogen ion _________________.
donors and acceptors; Acids are hydrogen ion (proton) donors and bases are hydrogen ion acceptors.
400
Elements on the right side of the periodic table are generally what type?
Nonmetals
400
Name the seven metalloids
Boron, silicon, germanium, arsenic, antimony, tellurium, and astatine.
400
What is the lowest possible temperature called and what is the temperature at this point?
Absolute zero and -273 C or 0 K
400
If you mixed ammonium chloride into water and the temperature decreased, what type of reaction would you be studying?
An endothermic reaction.
500
What is the difference between a strong acid and a weak acid?
Strong acids completely dissociate in water, while weak acids do not.
500
In terms of electron configurations, the block of atoms that contains the transition metals is the _____ block.
d block
500
What is electronegativity and what two directions does it increase on the periodic table?
Electronegativity is how badly an atom wants electrons and it increases up and to the right.
500
What are the actual conditions of standard temperature and pressure?
0 Celsisus and 1 atm or 273 K and 101.325 Kpa
500
When the particles of a solid gain enough energy to break their ordered arrangement and slip past one another, the solid ____________
Melts
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