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Elements and the Periodic Table Flashcards | StudBud
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Elements and the Periodic Table
Elements and the Periodic Table
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Elements and the Periodic Table
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
The atomic number is also known as
number of elements
number of protons
number of metals
number of atoms
2
Atoms
combine to form molecules
are listed on the periodic table
repel each other
can be seen with the eye
3
Atoms and molecules appear in a certain pattern called ....
straight line
crystals
malleable
well ordered array
4
On the periodic table, column 1 reacts easily with water.
true
false
5
You can view an atom through a basic microscope.
true
false
6
Which of the examples are physical properties?
hardness
acid reaction
flammable
rust
7
The human body is mostly made up of
hydrogen, oxygen, carbon, and nitrogen
hydrogen, oxygen, carbon, and neon
helium, oxygen, carbon, and nitrogen
hydrogen, oxygen, calcium, and nitrogen
8
Rust is an example of a chemical reaction and chemical property.
true
false
9
Metals made by mixing a metal with another metal are called
compound
molecule
alloy
element
10
Salts are metals and nonmetals.
false
true
11
What are some properties of salts?
all of the above
dissolves in water
melts in high temperatures
conducts electricity
12
Which of these are properties of metals?
dissolves in water
ductile
melt in high temperatures
forms crystals
13
What does CO2 stand for?
sodium chloride
carbon dioxide
glucose
salt
14
Which of these is an example of an alloy?
silver
brass
nickel
copper
15
What are some properties of metals?
shiny
solid
malleable
all of the above
16
Made from more than one atom that still has the properties of that substance.
compound
element
molecule
atom
17
The periodic table is arranged so that the element in each column have similar
physical properties
number of protons
chemical properties
atomic number
18
The nucleus contains
neutrons and electrons
protons and neutrons
sodium chloride
protons and electrons
19
What does C6H12O6 stand for?
glucose
water
sodium chloride
carbon dioxide
20
What are the basic building blocks of matter?
compound
molecule
element
atom
21
Metals are
not
good conductors of heat and electricity.
false
true
22
Kind of matter made by a combination of 2 or more elements. Example CO2
compound
molecule
element
atom
23
What does H2O stand for?
glucose
water
carbon dioxide
sodium chloride
24
On the periodic table, what is column 18 called?
invisible gases
atom gases
noble gases
reactive gases
25
The smallest particle of an element
atom
compound
element
molecule
26
Which of these is an example of a chemical property?
texture
color
mass
ability to burn
27
The only liquid metal is
mercury
steel
nickel
silver
28
What does NaCl stand for?
sugar
salt or sodium chloride
sodium glucose
carbon dioxide
29
What are some properties of metals?
shiny
all of the above
ductile
malleable
30
Which of these are properties of metals?
solid at room temperature
brittle crystals
dull
poor conductors of heat and electricity
