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BMS Matter, Atomic Theory & Periodic Table Review Flashcards | StudBud
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BMS Matter, Atomic Theory & Periodic Table Review
BMS Matter, Atomic Theory & Periodic Table Review
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1
How is the modern model of an atom different from the Bohr model?
number of electrons are different
arrangement of electrons are different
shapes of the nuclei are different
masses of atomic particles are different
2
One of Dalton's conclusions was that all atoms of the same element are --
reacted
combined
the same
different
3
Maple trees prefer soil that has a pH of 5.5 - 6.5. These trees grow best in soil that is --
very basic
slightly acidic
slightly basic
very acidic
4
What properties are characteristic of metals?
ductile, conductor, smelly, nonreactive
lusterous, malleable, brittle, smelly
lustrous, malleable, ductile, conductor
nonreactive, brittle, conductor
5
On the periodic table, the element sulfur is most like the element --
oxygen (O)
chlorine (Cl)
phosphorus (P)
Calcium (Ca)
6
Which of these is best classified as a mixture?
soil
water
iron
carbon dioxide
7
What is true about Neon?
it is a very reactive nonmetal
it has two valence electrons
neon will not bond with other elements
it is a very reactive metal
8
A sample of matter has a pH of 4. This matter should be classified as --
reactive matter
base
acid
inorganic compound
9
Of the states of matter, gas is the only state that --
has mass
is fluid
is highly compressible
has a definite shape
10
Where are electrons located in the modern model of an atom?
electrons are found in the nucleus
electrons are embedded in the atom
electrons travel in a cloud around the nucleus
electrons move in a fixed orbit
11
When a base is mixed with an acidic solution, neutralization occurs because --
mass of the solution increases
base reaches absolute zero
base chemically reacts with the acid
acid evaporates
12
A solid, liquid, and gas are all states of matter composed of--
bases
atoms
organic material
compounds
13
Which of these
best
describes the particle motion taking place as CO2 gas is exposed to cold?
motion of the particles is unchanged
particles decrease in speed
particles move with force
motion of the particles becomes random
14
Which physical property can Erin calculate if she knows volume and mass of a piece of lead?
density
area
solubility
volume
15
Which scientist saw the atom as mostly empty space?
J.J. Thomson
Neils Bohr
Ernest Rutherford
John Dalton
16
The matter traveling through the tubes in the sign is a type of --
liquid
plasma
solid
gas
17
A substance made up of two ore more elements that have been chemically combined is called --
a compound
an element
a mixture
an atom
18
Which of the following is a physical property of matter?
acidity
solubility
combustibility
reactivity
