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Periodic Trend review + Molecular Geometry + Naming compounds + Chem check in Flashcards | StudBud
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Periodic Trend review + Molecular Geometry + Naming compounds + Chem check in
Periodic Trend review + Molecular Geometry + Naming compounds + Chem check in
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1
What do you do if you have to reject your hypothesis?
Go back to step 2 and start again
Accept defeat
Go back to step 3 and start again
Ask for help
2
Which prefix indicates "two" in a chemical compound?
Di-
Tri-
Mono-
Tetra-
3
How many lone pairs are in a structure of AX
3
E
3
1
2
4
4
Which of the following is a binary covalent compound?
Calcium Carbonate (CaCO3)
Sodium Flouride (NaF)
Magnesium Chloride (MgCl2)
Carbon Dioxide (CO2)
5
Fluorine has a lower electronegativity than ___________
Lithium
none of these answers are correct
Chlorine
Oxygen
6
What is the correct name for the compound KBr?
Potassium Bromine
Potassium Bromate
Potassium Bromium
Potassium Bromide
7
The atomic radius of F, Br, and I are 64, 114, and 138 pm respectively. Estimate an AR of Cl.
89 pm
162 pm
126 pm
53 pm
8
These structures follow which theory?
VISOR
VSETER
VESPA
VSEPR
9
True or False: In this course research is apart of the Question step?
False
True
10
True or false: Matter can be created and destroyed
False
True
11
Atoms tend to combine in a way that each atom has 8 electrons in its valence shell.
Covalent bond
Ionic Bond
Octet rule
Atoms have the same electronic configuration as a noble gas
12
True or False: You should always share your findings
False
True
13
What is Matter?
Things that are measured
Anything that can be weighed
A measurement
Anything that occupies space and has mass
14
What is the method primarily used in Science?
The Science Method
Scientific Testing Method
The orderly method
The Scientific Method
15
Which has an Equation of AX
4
and Bond angle of 109.5°
Trigonal Pyramidal
Tetrahedral
Trigonal Planar
Linear
16
Homogenous mixtures are not cohesive
True
False
17
The root "chlor" in a compound refers to which element?
Oxygen
Chlorine
Nitrogen
Hydrogen
18
Which of the following has at least 1 lone pair?
Trigonal Planar
Linear
Trigonal Pyramidal
Tetrahedral
19
Use the periodic table to predict which element has the largest atomic radius.
Rn
He
H
Fr
20
What does the suffix "-ide" typically indicate in a compound's name?
Anion
Cation
Transition metal
Polyatomic ion
21
What block does the blue color depict?
d-block
s-block
f-block
p-block
22
Which state of matter has electrically charged particles?
Plasma
Liquid
Gas
Solid
23
Tetrahedral has a bond of 109.5° what is its formula?
AX2
AX2E
AX4
AX3
24
What type of compound is NaCl?
Binary Covalent
Polyatomic Ion
Organic Compound
Binary Ionic
25
Chemistry is know as what kind of science?
The Central Science
The Experimental Science
The Common Science
The Challenging Science
26
Which example shows AX
2
E
2
and has bond angles of <109.5°
NH3
H2O
CO2
SO4
27
Which of the following represents a binary ionic compound?
H2O
CO
NH3
MgCl2
28
What is a double bond?
A bond with one electron from each atom
An ionic bond type
A bond with two electrons from each atom
A bond with two atoms
29
What is the maximum amount of electrons for the f-block?
2
14
10
6
30
True or false there are two categories of matter?
True
False
31
Noticing that my plant isn't growing is which step of the scientific method?
Data Analysis
Observation
Question
Hypothesis
32
Which element would have the greater difference between the first IE and the second IE?
All because they are in the same period
gallium
potassium
calcium
33
True or false: Gas and Plasma have Identical Properties
False
True
34
Identify the type of bond present in carbon tetrachloride (CCl4)
Covalent
Polyatomic
Organic
Ionic
35
CO
2
is an example of which structure
Trigonal Planar
Linear
Bent
Tetrahedral
36
What type of compound is ammonium nitrate (NH4)NO3?
Binary Ionic
Binary Covalent
Polyatomic Ion
Organic
37
The compound NaOH is known as:
Sodium peroxide
Nitric Oxide
Nickle Oxide
Sodium Hydroxide
38
AX
3
Is know to be..
Triangular
Trigonal Planar
Tetrahedral
Trigonal Pyramidal
39
The most electronegative elements are:
the alkaline earth metals
the alkali metals
the transition elements
found in the upper right corner of the periodic table
40
Electronegativity refers to
the energy that occurs when an e- is accepted to form anion
the ability of an atom to attract the e- toward itself
the energy required to remove an e- from a gaseous atom
the degree of negative charge on an electron
41
What is Mass?
Not a measurement
The amount of matter in an object
Another word for gravity
The amount something weights
42
Weight is..
Just a number every object has
The force that space has on human bodies
The force that gravity exerts on an object
The same as Mass
43
The A in the AXE equation represents..
A lone pair
Nothing
The central atom
Surrounding atoms
44
X in the AXE equation represents
Surrounding atoms
Electrons
Lone Pairs
Central atom
45
Which Structure has a bond angle of 180°
Bent Angular
Bent
Tetrahedral
Linear
46
Use the periodic table to predict which element has the largest ionization energy.
H
He
Fr
Rn
47
If a structure has a lone pair then it doesn't have a full octet
True
False
48
Mixtures are Composed of
One solid and one liquid
Multiple Liquids
Natural substances
Two or more types of matter
49
What do we use to determine if there is a lone pair
The periodic table
Electrons
Lewis dot structures
Equations
50
The noble gases have the most _______ electronic configuration
unsteady
unstable
stable
disturbing
51
An Atom is
What gives an object its color
The largest part of an element
The smallest part of an element
Visible from afar
52
Which state of matter has free-spirited particles that move any and everywhere?
Solid
Gas
Plasma
Liquid
53
Determine which element is
less
electronegative from Fr, Ag, S and Cl
S
Ag
Cl
Fr
54
This scientist predicted elements by understanding the periodic law
Dmitri Mendeleev
Henry Moseley
Neils Bohr
Aristotle
55
The element germanium is used to make transistors. What other element can be used as well?
Pb
Ga
Se
Si
56
What is the name of the compound with the formula CaSO3?
Carbonate Sulfide
Carbon Sulfide
Calcium Sulfite
Calcium Sulfate
57
What is the chemical formula for magnesium sulfate?
Na2SO4
MgSO4
MgCl
Ca(NO3)3
58
Which state of matter has fluid particles that move slowly
Solid
Plasma
Liquid
Gas
59
When a structures angle has a < you know it will have at least 1 lone pair
True
False
60
Which equation represents a linear structure?
AX2
AX3
AX
AXE
61
Bent of AX
2
E and Bent of AX
2
E
2
have the same angle
True
False
62
Pure substances can be seperated into which two groups?
Elements and Compounds
Compounds and Mixtures
Elements and Solutions
Solutions and Compounds
63
Which has a bond angle of 90°?
Tetrahedral
Bent
None
Bent angular
64
What are the 4 states of matter?
Liquids,solids,plasma,fire
Solids,liquids,oxygen,plasma
Oxygen,water,fire,brick
Solids,liquids,gas,plasma
65
In the compound C
6
H
12
, what type of compound is this considered?
Organic
Binary Covalent
Polyatomic Ion
Binary Ionic
66
A lone pair is
Two electrons on the central atom with no buddy
Electrons with no buddy on any atom in a structure
A pair of atoms that form a linear structure
A singular electron on the central atom with no buddy
67
A pure substance is:
Has costant Composition
Natural
Has Constant Weight
Not Natural
68
Identify the anion in the compound Ca3(PO4)2
PO4 3-
PO 3-
Ca 3+
Ca 2+
69
Trigonal Planar has bond angles of
120°
<180°
180°
109.5°
70
Heterogenous mixtures are not consistant throughout
False
True
71
What information do you need to make predictions on the periodic table?
electronegativity
atomic radius
element relative position
trends
72
Which state of matter is rigid and does not move?
Solid
Gas
Plasma
Liquid
73
Which of the following is an organic compound?
Acetic Acid (CH3COOH)
Magnesium Oxide (MgO)
Potassium Iodide (KI)
Sulfur Dioxide (SO2)
74
Which is not a step in the scientific method?
Data Analysis
Question
Prediction
Practicing
75
Realized that the physical and chemical properties of elements were related to their Atomic Mass in a 'periodic' way
Ernest Rutherford
Dmitri Mendeleev
Henry Moseley
Albert Einstein
76
What is a Molecule?
Large, heavy atoms
Consists of two or more identical atoms
Singular atoms
Smaller than atoms
