Mid Term 2017 Flashcards
(99 cards)
1
Q
What is the summary of data and the results from an array of published articles?
A
Textbook
2
Q
What is the study of separating, quantifying, and identifying matter?
A
Analytical Chemistry
3
Q
What is the creation of based metals into gold?
A
Transmutation
4
Q
What is the study of matter and change?
A
Chemistry
5
Q
What is the type of chemistry that is concerned with all carbon-containing compounds?
A
Organic Chemistry
6
Q
What is the ancient form of chemistry?
A
Alchemy
7
Q
What is a variable that is manipulated?
A
Independent variable
8
Q
What is the logical progression of thought and actions taken in order to obtain an answer to a scientific question?
A
The Scientific Method
9
Q
What is - - if measurements are close to one another then they are???
A
Precise
10
Q
What is a variable that is measured?
A
Dependent variable
11
Q
What is a logical explanation to a question?
A
Hypothesis
12
Q
What is the term for when measurement are close to the accepted value?
A
Accurate
13
Q
What is the term for any factors, traits, or conditions that can exist in different amounts or types?
A
Variables
14
Q
What is the term for things that are kept the same in an experiment?
A
Controlled variable
15
Q
What is the term for the study of how biology functions on a chemical level?
A
Biochemistry
16
Q
What is the most basic type of scientific communication?
A
Lab notebooks
17
Q
What is an oral presentation of research given by graduate students?
A
Dissertation
18
Q
What is a positively charged particle in the nucleus of the atom?
A
Proton
19
Q
What is a negatively charged particle orbiting the nucleus?
A
Electron
20
Q
What is the term for electrons in the outermost she’ll of an atom?
A
Valence electron
21
Q
What states that every atom wants to have 8 electrons in its valence shell?
A
Octet Rule
22
Q
What is the term for atoms of the same element with different number of neutrons?
A
Isotopes
23
Q
What are the elements that express properties of metals and Nonmetals?
A
Metalloids
24
Q
What are the mostly radioactive families at the bottom of the periodic table?
A
Lanthanides and Actinides
25
What is the term for the neutrally charged particle in the nucleus of the atom?
Neutron
26
What is the term for the elements in Group 7A on the periodic table?
Halogens
27
What is the term for the horizontal row of the periodic table?
Period
28
What is the term for the sum of protons and neutrons in the nucleus of the atom?
Atomic mass
29
Who put together the periodic table of the elements?
District Mandeleev
30
What is the term for the end results of a chemical reaction?
Products
31
What is the term for mixtures that have varying properties from sample to sample and do not appear uniform throughout?
Heterogeneous mixture
32
What is another name for homogeneous mixture?
Solution
33
What is the term for observed or measured by changing the chemical identity of a sample of matter?
Chemical Property
34
In what state of matter are the atoms packed together - but not very tight - leaving room for flow?
Liquid
35
What has mass and takes up space?
Matter
36
What cannot be broken down by chemical means and can be found on the periodic table?
Element
37
What is the term for the starting materials in a chemical reaction?
Reactants
38
What is the term for matter4 that has a uniform composition?
Substance
39
What is the term for something that can be observed or measured without changing the identity of the sample of matter?
Physical property
40
What is the term for Group 1A on the periodic table - it is very reactive with water and oxygen?
Alkali Metals
41
What is the term for the vertical columns on the periodic table?
Group
42
What is the term for the elements that are conductive of electricity and hear, lustrous, ductile and malleable?
Metals
43
What is the term for Group 8A elements - they do not react with any other atom?
Noble gases
44
What is the term for an atom that has lost one or more electron and has become positive?
Cations
45
What is the element that in situations where it is desirable to recent another metal from reacting, this can be placed adjacent to that metal and it will read preferentially?
Zinc
46
Which element in the UK - points known as silver for their color were actually made from?
Cooper
47
Which element was discovered by German chemist Andreas Marggraf?
Zinc
48
Which element's name came from the word for "copper devil"?
Nickel
49
What is the element that plays a key role in CFC's, which are harming the ozone layer of the earth?
Fluorine
50
What element is fairly reactive and over time, it reacts with everything it comes in contact with?
Oxygen
51
Which element helps reverse a process called demineralization and helps stop tooth decay?
Fluorine
52
What element is a gas that makes up 78% of the air we breathe?
Nitrogen
53
What is the term for the pint in which a substance goes from the liquid state to the solid state?
Freezing Point
54
What is the term for matter that does not have uniform compositions?
Mixture
55
What is the term for a change that does not cause a change in the chemical structure of the substance?
Physical change
56
What is the term for the ability of one substance to dissolved into a liquid?
Solubility
57
What is the term for the atoms of this state of mater that are far apart and are not packed together?
Gas
58
What is the term for a substance that is composed of the atoms of two or more elements linked together chemically in certain fixed ratios?
Compounds
59
Which element was used as a chemical weapon in the First World War by German troops on the French soldiers?
Chlorine
60
Which element - when in a compound with sulfur is better known as fool's gold - because of its brassy yellow hue?
Iron
61
Which element has an association with the color blue and is used as a pigment in painting and in the manufacture of porcelain and glass?
Cobalt
62
Which element is an essential element that has a crucial function within the body which regulates oxygen transport in the blood?
Iron
63
Which element is a catalyst in the composition of hydrogen peroxide to produce oxygen and a black-currant colored compound?
Manganese
64
Which element is a major component of table salt?
Sodium
65
Which element is useful for street lighting?
Sodium
66
Which element plays a key role in the controversial refrigerant, CFC's and THM?
Chlorine
67
Which element was referred to as brimstone in the Bible?
Sulfur
68
Which element was named after the Greek term for lazy or idle?
Argon
69
Which element is used as a preservative and bleaching agent?
Sulfur
70
Which element is fractionally distilled from liquid air?
Neon
71
Which element was discovered by Scottish Chemist Joseph Black and Humphry Davy?
Magnesium
72
What element tends to react so strong that the soft, silvery, putty-like metal which can be cut with a knife is normally stored under oil to prevent even its reaction with air?
Sodium
73
Which element was found coating the enormous teeth through to be from the Megaladon?
Manganese
74
Which element if you have too little - serious health issues can result as cells find themselves unable to defend against disease?
Selenium
75
Which element is a nasty, corrosive, volatile element that can prove fatal to have in very small doses?
Bromine
76
Which element is found in plants that are eaten by livestock and the results, known in some places as the blind staggers can be quite the site to see?
Selenium
77
Which element uses are ver sillier to those of the other noble gases - that it is used in lighting applications and in places where inert atmospheres are required?
Krypton
78
Which element makes up sand?
silicon
79
Which element is contained in ATP?
Phosphorous
80
Which element is used in the manufacture of food cans and plays a key role in the aerospace and aircraft industry?
Aluminum
81
Which element did Frenchman Paul-Emile Lecoq de Boisbaudran discover in 1875 - - he found its properties were astonishingly similar to Mendeleev's eka - Aluminum?
Gallium
82
Which element has a deadly reputation but also has a history of use as a medicine advertised to cure a plethora of ailments and diseases?
Arsenic
83
Which element is named after Germany?
Germanium
84
What element was used early in dyes and paints particularly in yellows and greens?
Arsenic
85
Which element was extracted from potash which is Aluminum in Latin?
Potassium
86
Which element has a role in transmitting nerve signals via its ionic conductivity and has an important job in regulation the pH of blood?
Calcium
87
Which element can be used as a useful alloy with aluminum?
Calcium
88
Which element is a component of hard water along with magnesium?
Calcium
89
Which element at an earlier time was names erythromium - - was derived from the Greek work for red, erythros?
Vanadium
90
Which elements are used in the manufacturing of golf clubs?
Titanium
91
Which element may have uses in controlling blog sugar levels and improve insulin sensitivity in patients with diabetes?
Vanadium
92
Which element was discovered twice?
Vanadium
93
Which element was used to fill the Hindenburg blimp which ultimately lead to its demise?
Hydrogen
94
Which element is used in a component of anti-psychotic drugs?
Lithium
95
Which element is used to fill balloons??
Helium
96
Which element is used to run batteries?
Lithium
97
Which element is an allotrope of diamond, charcoal and graphite?
carbon
98
What is the main component of Borax?
Boron
99
This element can cause shortness of breath, coughing, chest pain and skin problem if there is a long-term exposure to it?
Beryllium
