stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Chapter Three Elements Flashcards | StudBud
Explore
/
Chapter Three Elements
Chapter Three Elements
54 terms
·
StudBud Administration
·
567 plays
Elements on the Periodic Table
Flashcards
54 cards
F
Practice quiz
P
Host live
L
Questions
54
Answers
1
What are alpha particles?
three protons lost three neutrons gained
two protons gained two neutrons lost
none of the above
one proton lost one neutron lost
2
What does Li stand for?
Lithium
lathium
lutetium
3
What is corrosion?
deterioration of metal due to chem. reaction
creation of metal due to chem reaction
none
both
4
What is a chemical symbol?
short hand name for an element
long name for element
symbols
letters
5
What is beta particle?
fast moving electrons
all of the above
fast moving proton
fast moving neutron
6
What is a nonmetal?
element that lacks most properties of a metal
element properties of a metal
element that has most properties of a metal
none of the above
7
What does N stand for?
Sodium
Neon
Nitrogen
8
What are gamma rays?
low energy waves
both
high energy waves
none
9
What are the Alkali Metal?
most reactive metals
all of the above
shiny/soft
found in compounds
10
What is thermal conductivity?
ability to transfer heat
ability to absorb heat
ability to transfer cold
all of the above
11
What is radioactivity?
none
never emitting energy
slowly emitting energy
spontaneously emitting energy
12
What is a nuclear reaction?
both
involving with splitting or fusing particles
none
breaking and shattering particles
13
What are Akaline Earth Metal?
uncombined
harder/denser
reactive
all of the above
14
What is half life?
none of the above
length of time needed for half the atoms to grow
length of time needed for half the atoms to decay
length of time needed for quarters of the atoms to decay
15
Who is John Dalton?
chemist who inferred that atoms had many characteristics
none of the above
chemist who inferred that atoms had certain characteristics
physist who inferred that atoms had certain characteristics
16
What is radioactive dating ?
using carbon 14 to measure age of plant
using carbon 13 to measure age of plant
using carbon 12 to measure age of plant
using carbon 11 to measure age of plant
17
Which of the following is not apart of Dalton's Theory?
atom of an element cannot be changed by chemical reaction
compounds formed when atoms of more than 1 combine in ratio
All elements consist of atoms that can't be divided
atoms are different but have the same mass
18
Which group contains the most elements?
metals
metaloids
non metals
transition metals
19
what does amu mean
atomic mass unit
a mass units
atomic matter unit
20
What is an atomic number?
number of protons and electrons
number of protons and neutrons
number of protons
number of neutron and electrons
21
What does C stand for?
Calcium
Carbon
Copper
Clorine
22
What does He stand for?
helium
holcium
mercury
hydrogen
23
What does B stand for?
Berillium
Boron
Bathium
none
24
What are isotopes?
number of electrons and different number of neutrons
number of electrons and different number of neutrons
number of protons and different number of electrons
number of protons and different number of neutrons
25
What did Mendeleev conclude about elements?
masses are the same
none of the above
properties are different
properties are repeated
26
What are periods on the periodic table?
none
rows
columns
both
27
What is an atom?
none
largest particle
both
smallest particle
28
What are semiconductors?
substances that sometimes conduct electricity
none
substances that conduct electricity always
substances that never conduct electricity
29
In rutherford's experiment, positive particles pass through foil and some were defected why?
atoms negative charges scattered in ball of pos.charge
electrons move i n orbit around nucleus
positive charge clustered in region
electrons have no mass
30
What are noble gases?
Elements in group 1
Elements in group 8
Elements in group 18
Elements in group 15
31
What is a tracer?
radioactive isotopes
radioactive parts
all of the above
radioactive cells
32
What is a diatomic molecule?
made up of four atoms
made up of one atom
made up of three atoms
made up of two atoms
33
The two most common alkali earth metals are?
calcium magnesium
iron silver
copper/zinc
sodium potastium
34
Who is Marie Currie?
won 2 noble peace prizes
all of the above
founded radium
chemist who founded polonium
35
How did the Atomic Theory grow?
through series of models and evidence
discussion between scientists
all of the above
debates between theorists
36
What is Bohr's Model?
electrons are found in a specific orbit around a nucleus
none
both
electron exist around atoms
37
What is electrical conductivity?
ability to melt electricity
ability to carry an electric current
ability to create electric current
ability to freeze electricity
38
What does Be stand for?
Boron
Berillium
Bathium
39
What is reactivity?
the ability to not combine
none of the above.
all of the above
speed that element combines with other elements
40
What is a mass number?
sum of protons and electrons
sum of protons, electrons, and neutrons
sum of the electrons and neutrons
sum of the protons and neutrons
41
What does H stand for?
mercury
holmium
hydrogen
helium
42
What is luster?
none
shiny /reflective
both
dull
43
What are halogens?
salt forming
water forming
all of the above
sugar forming
44
Who is Mendeleev?
created first periodic table
founded electrons
founded protons
found the first atom
45
elements that do not ordinarily form compounds?
metals
halogens
element in carbon family
noble gases
46
what is the periodic table?
both
none
arrangement of elements showing the patterns
arrangement of elements not showing patterns
47
What are transition metals?
none
both
They are good conductors
malleable
48
What are groups?
columns with similar characteristics
rows with similar characteristics
columns with different characteristics
rows with different characteristic
49
What is a metal?
not ductile
not malluable
bad conductors of energy and heat
good conductor of energy and heat
50
Where is nuclear reactions used?
science
nuclear energy
all of the above
medicines
51
Mendeleev created first periodic table by arranging elements
decreasing atomic mass
increasing atomic mass
increasing atomic number
melting point and densities
52
What is energy level?
amount of energy an electron wants
amount of energy electron has
amount of energy for protons
amount of energy for neutrons
53
What is radioactive decay?
none
both
atomic nuclei of radioactive slow moving particles/energy
atomic nuclei of radioactive fast moving particles/energy
54
What is ductile?
stays in the same shape
none
both
pulled out or drawn
