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Science Chem 123 Flashcards | StudBud
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Science Chem 123
Science Chem 123
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#grade_10 #science
Flashcards
61 cards
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Practice quiz
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Questions
61
Answers
1
A solid was formed which means a
Precipitate
New Substance
Solution
Colloid
2
Thompson created the theory that
Conservation of mass
Atoms can’t be created or destroyed
An ion has a charge
3
Change of colour is only a physical property
False
True
4
2 or more elements combined
Mechanical Mixture
Compound
Lustre
Suspension
5
A mechanical mixture
Substance
Homogeneous
Heterogenous
Solution
6
Chem is harder than bio
False
True
7
In metals reactivity increases as you go down
True
False
8
This photo depicts that diamond is very
Reflective of light
Lustrous
Soluble
Conductive
9
Change in odour is An example of phase change
False
True
10
Neil’s Bohr created which of the three
Energy shells around nucleus
Each element has different size atoms
Atoms have a small dense Center
11
(Bonus) The study of life and life’s process is
bro idk
Physics
Chemistry
Biology
12
Ions have an equal number of electrons and protons
False
True
13
Valence electron is the
What no stop
Middle shell
Outermost shell
Inner most shell
14
An Ion has a charge
True
False
15
Rutherford brand which idea to life
Energy shells around a nucleus
Isotopes are heavier forms of elements
An Ion has a charge
16
Change in composition of a substance
Pure substance
Chemical
Physical
Mechanical mixture
17
This is a
Heterosexual
Homogenous
True Solution
Colloid
18
Mechanical Mixture Coincides with
Homogenous
Mixture
Heterogenous
Pure Solution
19
MSDS stands for
Materials Safety Date Script
Materials Safety Data Sheet
Materials Safe Data Script
Materials Safety Data Surface
20
Pick one and hope it’s right
True
False
21
Phase change
Formation of Gas
Formation of precipitation
Change in temperature
All The Above
22
Heavier form of an element
Cation
Isotope
Neutron
23
(Na) Sodium Is More reactive the (O) oxygen
False
True
24
All things are made from matter
False
True
25
Waters freezing point is at -0 degrees
True
False
26
Example of a suspension
Chlorine Water
Milkshake
Hot chocolate
Muddy Water
27
Carbon Boron and Silicon do give and accept electrons
False
True
28
An anion is positive
True
False
29
When Ionic atoms interact so do their electrons
False
True
30
When you can’t revert a reaction it’s classified as a _____ Reaction
Combustion
Chemical
Catalyst
Physical
31
Carbon 14 is a
Isobote
Isatope
Istipniggerassskkdd
Isotope
32
In carbon atom there are 6 protons and 6 electrons
True
False
33
An atom Is Neutral
Thompson
Thompson
All of the above
Thompson
34
Liquid to gas is a physical property
True
False
35
MSDS examples
Steps to use the item
Expiration date
Handling/Storage
Ways it could deteriorate
36
First family in the periodic table is classified as
Alkaline Earth Metals
Alkaline Metals
Noble Gases
Halogens
37
Difference between Physical And Chemical Reaction
Change
Genetic Makeup
Change of what you see
Composition
38
Matter is categorized into
Mixtures and Pure Substances
Homogenous and Heterogeneous
Elements and Compounds
Mechanical Mixtures and Pure Substances
39
The prices of gaining/losing electrons is most commonly known as
Ionization
Stabilization
Multivalvent
Sharing electrons
40
What is a Cation?
Neutral ion
Reactive Ion
Positively Charged Ion
Negatively charged ion
41
WHIMIS STANDS FOR
Workplace Hazardous Materials Information System
Workplace Hazardous Information Material System
Workplace Hazording Information Material System
Working Hazardous Material Information System
42
Homogenous mixture
Milk
Lemonade
Salt Water
Donair
43
In metals reactivity increases as you go up
True
False
44
Colloids and Suspensions are mechanical mixtures
True
False
45
Sign of a chemical reaction
Shape Change
Burning
Malleability
New Substance
46
Malleability
Sticky metals
Heating of metals under pressure
Bending of Metals under pressure
Purification of metals
47
Heterogeneous Examples
Salt Water
Lemonade
Soda
Water
48
The way the sheet was formed one could assume the the element was very
Lustre
Ductile
Viscous
Malleable
49
What is a colloid
A homogenous mixture
A mixture of two substances
Suspended matter
Heterogeneous Mixture
50
Solution is a
Homogenous mixture
Mixture
Heterogenous solution
Mechanical Mixture
51
Kool-aid is a chemical reaction
False
True
52
Pick one at random
False
True
53
An atom is not neutral
False
True
54
Physical Change
Compounds aren’t visible
Combo of 2 or more elements
Change in elemental composition of the substance
Change in what you see without changing composition
55
Dalton created the theory of the law of conservation and mass
True
False
56
Elements cannot be broken down
True
False
57
Ductility synonym
Metal curving
Metal bending shape
Metal stretching
Metal Transforming
58
Skittles are a
Solution
Mechanical Mixture
Homogenous mixture
Heterosexual
59
Mixtures are a combination of pure substances
False
True
60
Robert Boyle/Antoine Lavoisier created the theory of law and conservation of mass
True
False
61
This is a
Colloid
Suspension
Homogenous
True solution
