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STAGE 1: Structure and properties of matter Flashcards | StudBud
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STAGE 1: Structure and properties of matter
STAGE 1: Structure and properties of matter
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1
Which of these is the smallest particle to retain the properties of an element?
An compound
An molecule
An atom
An electron
2
The liquid passes through, leaving the solids trapped in the filter paper.
Decantation
Filtration
Centrifugation
Distilation
3
What is the Law of Conservation of mass?
Mass is never created or destroyed
Mass is created in a physical change
Mass is created in a chemical reaction
New chemicals formed from a chemical reaction
4
NEUTRONS have a ______ charge.
None
Negative
Neutral
Positive
5
PROTONS are located outside of the atom.
False
True
6
Malleability is an example of a
Chemical change
Chemical property
Physical change
Physical property
7
Which of these is not a chemical reaction?
Mixing vinegar and baking soda
Burning of wood
Milk going bad
Melting of ice
8
Person that organized the first periodic table
JJ Thomson
Ernest Rutherford
Neils Bohr
Dmitri Mendeleev
9
How many elements are represented in the compound? Na2CO3
1
5
2
3
10
The composition varies from one part of the mixture to another, the different parts of the mixture are not visible.
Heterogenous mixture
Homogeneous mixture
Compound
Mixture
11
A measure of how much matter an object has is______
Mass
Gravity
Weight
Volume
12
The state of matter in which a substance has a definite volume but no definite shape.
Atom
Gas
Liquid
Solid
13
When a gas changes into a liquid, it is called
Condensation
Melting point
Evaporation
Boiling point
14
What is the name of a single type of atom?
None of the above
compound
Atom
Element
15
Is any manifestation of the transformation of matter that can be perceived by our senses.
Natural
Chemical phenomena
Physical change
Chemical property
16
C is the symbol for ___
Carbon
Calcium
Chlorine
Copper
17
Fe is the symbol for ___.
Gold
Iron
Copper
Fluorine
18
Each element has a unique name. How else can an element be represented?
By its chemical symbol
By its state of matter
By its mass
By an identification number
19
What kind of mixture is shown in the picture?
Heterogenous
None of the above
Mixture
Homogenus
20
Which statement describes an example of a chemical property of a metal statue?
It is shiny
It can tarnish
It is silver
It is a solid
21
ELECTRONS are located on the outside of the atom.
False
True
22
Physical processes that are based on differences in the physical properties of the substances.
Separation methods
Solution methods
Ionic methods
Heterogeneous mixture
23
Which of these substances is a compound?
Uranium (U)
Carbon (Cl)
Ammonia (NH3)
Sodium (Na)
24
You cut down several trees and cut them into smaller pieces. What type of change happened to the tree?
Chemical change
Chemical property
Physical change
Physcal property
25
Which subatomic particle has a negative charge in the atom?
Proton
Electron
Neutron
Atom
26
Salt, sugar, and powdered drink mix all have the same physical property of _______ .
Solubity
Magnetism
None of above
Disolvent
27
What is the atomic mass?
Cu
29
63.546
copper
28
The state of matter in which a substance does not have a definite shape or volume.
Solid
Compound
Gas
Liquid
29
From solid to gas without passing through liquid
Condensation
Freezing
Sublimation
Deposition
30
Change: when matter changes into a new substance and cannot change back into its original form
Physical
Chemical
None of the above
Melting point
31
Which statement describes a chemical property of an object?
The object is white in color.
The object reacts with acid to form water.
The object has a powdery texture.
The object’s density is 2.11 g/cm3.
32
Type of chemical change that are sequence of human action
Chemical phenomena
Antropogenic
None of the above
Natural
33
Which particle is equal to the Atomic Number
protons
None
neutrons
electrons
34
What is the symbol for calcium and copper?
Au and Cu
Ca and Fe
Fe and Al
Ca and Cu
35
A combination of two or more different substances in which the substances keep their identities.
atom
solution
reaction
mixture
36
Which of the following is an example of a chemical property?
bending a paper clip
boiling water
rusting
melting
37
Anything that has mass and takes up space.
Volume
Matter
Solid
Temperature
38
Are these molecules also compounds?
No
?
Maybe
Yes
39
The process of a LIQUID becoming a SOLID is called _______.
Evaporation
None of the above
Melting point
Freezing
40
Which statement describes a chemical property?
A metal is added to a beaker of water, and the beaker explodes.
A particular substance evaporates at 30 °C.
The object has a powdery texture.
A particular substance evaporates at 20 °C.
41
At what temperature does liquid water become a solid?
-10°C
5°C
-20°C
0°C
42
A change in which the form or shape of a substance changes but the chemical makeup of the substance remains the same
Reaction
Physiscal Change
Solution
Chemical change
43
Temperature where the pressure exerted on a liquid is equal to the pressure exerted by the vapor in the liquid
Melting point
Freezing point
Boiling point
None of the above
44
The most common state of matter in the universe. Consists of highly charged particles with extremely high kinetic energy
Plasma
Solids
Liquids
BE CONDENSATES
45
The science that studies the composition, position, structure, properties, and changes of matter
Physics
Biology
Chemistry
Geometry
46
The temperature at which the solid and liquid forms of a pure substance can exist in equilibrium.
Melting point
Freezing point
None of the above
Boiling point
47
What is the term for combining 2 or more atoms together?
Molecules
Elements
Compound
Atom
48
Every compound is a molecule but not every molecule is a compound.
True
False
49
NEUTRONS are located in the NUCLEUS of the atoms.
False
True
50
A cookie sheet being magnetic is an example of a ___________.
Chemical property
Chemical change
Physical property
Physical change
