Mid Term 2017 Flashcards
What is the summary of data and the results from an array of published articles?
Textbook
What is the study of separating, quantifying, and identifying matter?
Analytical Chemistry
What is the creation of based metals into gold?
Transmutation
What is the study of matter and change?
Chemistry
What is the type of chemistry that is concerned with all carbon-containing compounds?
Organic Chemistry
What is the ancient form of chemistry?
Alchemy
What is a variable that is manipulated?
Independent variable
What is the logical progression of thought and actions taken in order to obtain an answer to a scientific question?
The Scientific Method
What is - - if measurements are close to one another then they are???
Precise
What is a variable that is measured?
Dependent variable
What is a logical explanation to a question?
Hypothesis
What is the term for when measurement are close to the accepted value?
Accurate
What is the term for any factors, traits, or conditions that can exist in different amounts or types?
Variables
What is the term for things that are kept the same in an experiment?
Controlled variable
What is the term for the study of how biology functions on a chemical level?
Biochemistry
What is the most basic type of scientific communication?
Lab notebooks
What is an oral presentation of research given by graduate students?
Dissertation
What is a positively charged particle in the nucleus of the atom?
Proton
What is a negatively charged particle orbiting the nucleus?
Electron
What is the term for electrons in the outermost she’ll of an atom?
Valence electron
What states that every atom wants to have 8 electrons in its valence shell?
Octet Rule
What is the term for atoms of the same element with different number of neutrons?
Isotopes
What are the elements that express properties of metals and Nonmetals?
Metalloids
What are the mostly radioactive families at the bottom of the periodic table?
Lanthanides and Actinides
What is the term for the neutrally charged particle in the nucleus of the atom?
Neutron
What is the term for the elements in Group 7A on the periodic table?
Halogens
What is the term for the horizontal row of the periodic table?
Period
What is the term for the sum of protons and neutrons in the nucleus of the atom?
Atomic mass
Who put together the periodic table of the elements?
District Mandeleev
What is the term for the end results of a chemical reaction?
Products
What is the term for mixtures that have varying properties from sample to sample and do not appear uniform throughout?
Heterogeneous mixture
What is another name for homogeneous mixture?
Solution
What is the term for observed or measured by changing the chemical identity of a sample of matter?
Chemical Property
In what state of matter are the atoms packed together - but not very tight - leaving room for flow?
Liquid
What has mass and takes up space?
Matter
What cannot be broken down by chemical means and can be found on the periodic table?
Element
What is the term for the starting materials in a chemical reaction?
Reactants
What is the term for matter4 that has a uniform composition?
Substance
What is the term for something that can be observed or measured without changing the identity of the sample of matter?
Physical property