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Chemistry - Chapter 1 Review Flashcards | StudBud
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Chemistry - Chapter 1 Review
Chemistry - Chapter 1 Review
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#chapter 1 chemistry
Flashcards
34 cards
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Practice quiz
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Questions
34
Answers
1
Which of the following is
not
a chemical change?
igniting
rusting
burning
melting
2
Metalloids are often.....
unreactive
lanthanides
semiconductors
from outer space
3
Matter includes all of the following except....
air
smoke
water vapor
light
4
All known chemical elements are organized into groups based on similar chemical properties in..
element table
the chemical chart
the periodic chart
none of the above
5
If a mixture is uniform in composition, it is said to be.....
homogeneous
heterogeneous
chemically bonded
a compound
6
A physical change occurs when a......
glue gun melts a glue stick
peach spoils
bracelet turns you wrist green
silver bowl tarnishes
7
Nitrogen monoxide and oxygen, colorless gases, form a red-brown gas when mixed. NO and O are...
synthetics
products
equilibria
reactants
8
Under ordinary conditions of temperature and pressure, the particles in a gas are?
very far from one another
held in fixed positions
closely packed
unevenly distributed
9
A measure of the quantity of matter is.....
mass
density
volume
weight
10
Which of the following is an extensive property of matter......
volume
melting point
boiling point
density
11
A homogeneous mixture is also called....
a solute
a compound
a solution
chemically bonded
12
If a mixture is not uniform throughout, it is called.....
chemically bonded
homogeneous
a solution
heterogeneous
13
Biochemistry is the study of......
properties, changes, and relationships b/w matter and energy
the chemistry of living things
carbon-containing compounds
crystals and minerals
14
Organic chemistry is the study of......
crystals and minerals
carbon-containing compounds
the chemistry of living things
properties, changes, and relationships b/w energy and matter
15
The liquid state of matter can be described as....
having neither a definite shape nor a definite volume
having lost electrons owing to energy content
having a definite volume but not a definite shape
having definite shape and definite volume
16
Noble gases are in group 18, and are best known because they are......
unreactive
excellent conductors
rare
lanthanides
17
The two most important properties of matter are.....
ability to carry an electric current & hold electric charge
taking up space and having mass
being brittle and hard
being malleable and ductile
18
The vertical columns on the periodic table are called.....
periods
groups
elements
rows
19
A state of matter where a material has no definite shape but has definite volume is what state?
liquid
plasma
gas
solid
20
It is easy to determine whether a substance is a metal if the substance is....
very brittle
easy to break down into its components
very hard
a good electrical and heat conductor
21
Which of the following is an example of a heterogeneous mixture?
seawater
sugar
a gold ring
granite
22
Which of the following is an example of a homogeneous mixture?
raw milk
orange juice
sugar
air
23
A chemical change occurs when.....
salt deposits form from evaporated seawater.
ethanol is purified through distillation
a leaf changes color in the fall
dissolved minerals solidify to form a crystal
24
The horizontal rows on the periodic table are called....
actinides
periods
elements
families
25
Which of the following is
not
a physical change.....
cutting
burning
boiling
grinding
26
An atom is......
always made of carbon
smaller than an electron
the smallest unit of a compound
the smallest unit of matter that maintains its chem. i.d.
27
Which part of the illustration below shows the particles in a heterogenous mixture?
b
c
a
d
28
A chemical can be defined as.....
an unnatural additive placed in food
any substance that is not alive
a toxic substance
any substance that has a definite composition
29
A mixture is.....
any substance with a uniform composition
any group of elements chemically bonded to one another
blend of two or more kinds of matter, each keeping its prop.
a combination of pure substances bonded chemically
30
A physical change occurs when a......
bracelet turns your wrist green
silver bowl tarnishes
peach spoils
glue gun melts a glue stick
31
Inorganic chemistry is the study of.....
the chemistry of living things
non-carbon related compounds
mathematical modeling
the identification of the composition of materials
32
Which of the following is an intensive property of matter?
amount of energy
density
mass
volume
33
A compound is....
the smallest unit of matter that maintains its chemical i.d.
a pure substance that can't be broken down into simpler sub.
a substance that can be broken down into simpler substance
any substance, whether it is chemically bonded or not
34
A nonmetal is usually....
used to make jewelry
brittle
a good conductor
malleable
