A review of terms for the final
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| What is chemistry? | the science dealing with matter (and its structures and properties) and the changes that it undergoes
🗑
|
||||
| What is science? | systematized knowledge derived from observation, study, and experimentation.
🗑
|
||||
| What is a hypothesis? | a first guess
🗑
|
||||
| what is a theory? | a mature, thoroughly tested hypothesis.
🗑
|
||||
| what is matter? | anything that has mass and volume
🗑
|
||||
| what are the three types of changes? | chemical, physical, mathematical.
🗑
|
||||
| what type of change does NOT involve a change in composition? | physical.
🗑
|
||||
| what type of change DOES involve a change in composition? | chemical
🗑
|
||||
| what is a mathematical change? | math that you do after you know what is happening to the matter (physical, chemical.)
🗑
|
||||
| what is precision? | the ability to reproduce a result.
🗑
|
||||
| what is accuracy? | the measure of how well a result reflects reality.
🗑
|
||||
| the more ___________ a set of data, the more likely it is to be ________. | precise, accurate.
🗑
|
||||
| are non zero numbers significant? | yes.
🗑
|
||||
| are the zeros in between non zero numbers significant? | yes.
🗑
|
||||
| are the zeros to the left of the first non zero digit significant? | nope.
🗑
|
||||
| Extensive | depends on size
🗑
|
||||
| intensive | doesn't depend on size
🗑
|
||||
| Non uniform | heterogeneous
🗑
|
||||
| uniform | homogeneous
🗑
|
||||
| what are the two types of homogeneous solutions? | solutions and substances
🗑
|
||||
| what are atoms? | the smallest component of a molecular compound that still exhibits the qualities of that element
🗑
|
||||
| what is a molecule? | smallest component of a molecular compound that still exhibits teh qualities of that molecule
🗑
|
||||
| What defines an element? | the atomic number
🗑
|
||||
| what is the atomic number? | it defines the number of protons in the atom.
🗑
|
||||
| what is the mass number? | the number of protons PLUS neutrons in an atom.
🗑
|
||||
| what is a nucleon? | a proton or a neutron.
🗑
|
||||
| What is an isotope? | atoms of a given element that have different numbers of neutrons and have different mass numbers.
🗑
|
||||
| Density equals.. | mass over volume
🗑
|
||||
| degrees F equals | (degrees C x 1.8) + 32.
🗑
|
||||
| degrees C equals | (degrees F - 32) / 1.8
🗑
|
||||
| How do you calculate the average atomic weight of an element? | you take the (mass in AMU x percent abundance) / 100
🗑
|
||||
| Do two electrons in the same orbital have the same spin? | no, they're opposite
🗑
|
||||
| The d orbitals occur in groups of ___________ and hold up to _________ electrons | five, 10.
🗑
|
||||
| Substances that have the same electron configuration are... | isoelectronic.
🗑
|
||||
| POsub4 charge 3- | phosphate
🗑
|
||||
| SOsub4 charge 2- | sulfate
🗑
|
||||
| ClOsub2 charge 1- | chlorite
🗑
|
||||
| NHsub4 charge 1+ | Ammonium
🗑
|
||||
| NOsub2 charge 1- | Nitrite
🗑
|
||||
| AsOsub4 charge 3- | Arsenate
🗑
|
||||
| COsub3 charge 2- | Carbonate
🗑
|
||||
| CrOsub4 charge 2- | Chromate
🗑
|
||||
| NOsub3 charge 1- | Nitrate
🗑
|
||||
| ClOsub3 charge 1- | Chlorate
🗑
|
||||
| if you take away one Oxygen from a common complex ion, the name goes from -ate to | ite.
🗑
|
||||
| when you add a hydrogen to a common complex ion, the charge... | goes down by one
🗑
|
||||
| What are some common things with a charge of plus one? | H, Na, K, Ag, and NHsub4
🗑
|
||||
| what are some common things with a charge of plus two? | Mg, Ca, Sr, Ba, Zn, Cd, Ni
🗑
|
||||
| What is something with a charge of plus three? | Al (aluminum)
🗑
|
||||
| What are some common things with a charge of minus one? | F, Cl, Br, I, OH, Nitrate, Chlorate
🗑
|
||||
| What are some common things with a charge of minus two? | O, Osub2, S, Sulfate, Carbonate, Chromate
🗑
|
||||
| What are some common things with a charge of minus three? | phosphate, arsenate
🗑
|
||||
| how do you calculate the percent of a compound that is a particular element, for example: what percent Cu is in CuSOsub4 | take the molar mass of Cu and divide it by the molar mass of the entire compound, then multiply by 100
🗑
|
||||
| What is FeClsub2 called? | Iron(II)chloride
🗑
|
||||
| What is NO called? | Nitrogen monoxide
🗑
|
||||
| What is CaClsub2 called? | Calcium chloride
🗑
|
||||
| What is Alsub2 Osub3 called? | Aluminum(III)oxide
🗑
|
||||
| What is AgNOsub3 called? | silver nitrate
🗑
|
||||
| What is MgSOsub4 called? | Magnesium Sulfate
🗑
|
||||
| What is Nsub2 O called? | Dinitrogen Monoxide
🗑
|
||||
| if the electronegativity of a compound is greater than 1.7, the compound is likely to be... | ionic
🗑
|
||||
| if the electronegativity of a compound is less than 0.7, the compound is likely to be ... | molecular, covalent.
🗑
|
||||
| CO is called | carbon monoxide
🗑
|
||||
| You don't need roman prefixes if... | metals in group 1, group 2, Ag, and ammonium
🗑
|
||||
| You need roman numerals if... | if it is a metal that is not in group 1, group 2, silver or ammonium
🗑
|
||||
| MnS is called | Manganese(II) sulfide
🗑
|
||||
| What makes bases easily recognizable? | the hydroxide (OH one minus) ion
🗑
|
||||
| What are the two types of acids? | binary and pseudo binary
🗑
|
||||
| "Ate" ions make _____ acids | "ic"
🗑
|
||||
| "ite" ions make ______ acids | "ous"
🗑
|
||||
| When naming a binary acid, you have to have... | the state that it is in
🗑
|
||||
| What is HCl called? | you can't name it because it doesn't have a state
🗑
|
||||
| what is HCl(aq) called | Hydrochloric acid
🗑
|
||||
| What are the six types of reactions? | Synthesis, decomp, combustion, exchange (precip), acid/base, redox
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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
Created by:
akfehr
Popular Chemistry sets