stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Atoms, Periodic Table, and pH Flashcards | StudBud
Explore
/
Atoms, Periodic Table, and pH
Atoms, Periodic Table, and pH
33 terms
·
StudBud Administration
·
134 plays
Imported from external platform
Flashcards
33 cards
F
Practice quiz
P
Host live
L
Questions
33
Answers
1
The nucleus of a atom consists of ?
protons and neutrons
molecules and compunds
electrons and neutrons
electrons and protons
2
The movement of gases is:
Do not vibrate at all
Vibrate but do not move past one another
Vibrate but are able to move past each other
Vibrate and move freely past one another
3
What is the lowest pH on the pH scale?
3
0
14
10
4
Heating a gas increases the speed of its atoms or molecules.
True
False
5
What is pH?
Doesn't dissolve in water
The different types of elements
Measure of how acidic or baseic something is
6
The periodic table is organized
abundance on Earth
atomic number
alphabetically
value to society
7
A substance with a pH of 3 is:
a weak base
a weak acid
a strong base
a strong acid
8
The periodic table is arranged _______________.
by increasing atomic mass
by increasing atomic number
alphabetically
9
What surrounds the nucleus of a atom?
protons
nuetrons
moons
electrons
10
The movement of solids is:
Vibrate and move freely past each other
Vibrate but have no definite shape
Vibrate but do not move past each other
Don’t vibrate at all
11
Heating molecules or atoms makes them_____ and spread further apart.
there is no change
move faster
move slower
12
How many periods on the periodic table
7
5
3
6
13
Mixtures are made up of 2 or more....
compounds chemically bonded together.
elements or compounds not chemicall bonded together.
elements or compounds chemically bonded together.
elements chemically bonded together.
14
A pure substance is
Is the same as a compound
Cannot be broken down
Completely different from an element
15
pH stands for
Phosphorus and hydrogen
Power of Hocotate
Potential of hydrogen
People of Hawaii
16
Cooling molecules makes them move ______ and closer together.
there is no change
faster
slower
17
Which of these is the most basic substance on the pH scale?
Water
Hydrochloric Acid
Drano
Lemon
18
What is a difference between compounds and mixtures?
Compounds can be easily separated using physical means.
Mixtures can be easily separated using physical means.
Compounds are made up of mixtures.
Mixtures are compounds bonded together.
19
Most elements on the periodic table are classified as __________.
Gases
Metals
Metalloids
Nonmetals
20
The movement of liquids is:
Vibrate but do not move past one another
Don’t vibrate at all
Vibrate and move past each other
Vibrate but do not move past each other
21
When something cools its molecules
move faster and get closer
move slower and spread apart
move faster and spread apart
move slower and get closer
22
How many groups are on the Periodic Table?
18
7
22
118
23
Bases have a pH of...
8
less than 7
3
greater than 7
24
What is a solute?
a substance whose particles are dissolved in a solution
a substance in which a solution dissolves
25
What is the Periodic Table?
A table that shows elements in random order
A puzzle that, if put together right, creates a new planet
A table that organizes elements by their properties
A table that organizes elements in alphabetical order
26
Molecules that are heated will
hit each other less often
hit each other less often
become larger
be more dense
27
How many elements are on the periodic table?
118
5
15
7
28
Strong bases have a pH of?
8-10
11-14
1-3
4-6
29
Solvent is a......
Solid
Gas
Liquid
30
Molecules expand when they are...
Heated.
Freezing
Ignored.
Angry.
31
Acids have a pH of...
At 7
At 2
greater than 7
less than 7
32
Groups on the periodic table are arranged
Horizontally
Vertically
33
A pH of 7 is....
Acidic
Basic
Neutral
