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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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8th Grade Physical Science
Flashcards
35 cards
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Practice quiz
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Questions
35
Answers
1
Which is not a noble gas?
Oxygen
Helium
Neon
Argon
2
________ are dull and brittle.
Metals
Liquids
Gases
Nonmetals
3
The horizontal rows in the periodic table are known as ____________________.
Periods
Sections
Groups
Families
4
Which group contains the most elements?
Halogens
Metals
Nonmetals
Noble Gases
5
The elements in a column of the periodic table _____.
have the same mass
have similar symbols
have similar properties
are in the same period
6
The elements that do not ordinarily form compounds are _____.
Noble Gases
Metals
Halogens
Group 4
7
The modern periodic table is organized according to
Valence Electrons
Name
Atomic Number
Element Symbol
8
________ is the number of protons plus the number of neutrons.
Isotope
Element Number
Mass Number
Atomic Number
9
Which group of elements shares characteristics with both metals and nonmetals?
Halogens
Metalloids
Lanthanides
Salts
10
If an element has an atomic mass of 20 and has 10 protons, how many neutrons does it have?
10
20
5
2
11
The maximum number of electrons the third level of an atom can hold is _____.
2
32
8
18
12
In an normal atom, the number of protons equals the number of _____.
Isotopes
Nuclei
Electrons
Neutrons
13
Who is the philosopher that made one of the earliest descriptions of an atom?
Democritus
Lavoisier
Newton
Kashyapa
14
________ are positively charged particles in the nucleus.
Electrons
Neutrons
Atoms
Protons
15
________ are found on the right side of the periodic table.
Synthetics
Metalloids
Metals
Nonmetals
16
________ is the number found below the element symbol.
Element name
Atomic Number
Symbol
Atomic Mass
17
____________________ have no charge; they are neutral.
Neutrons
Atoms
Protons
Electrons
18
Each element is given a specific _________________ that usually consists of one or two letters.
Symbol
Atomic Number
Name
Number
19
Nonmetals are ____________________ conductors of heat and electricity.
Poor
Excellent
20
________ is a small particle that makes up most types of matter.
Proton
Atom
Cell
Electron
21
Metals can be drawn into wires without breaking are _______
Stripped
Brittle
Ductile
Malleable
22
________ organizes and displays information about the elements.
Atomic theory of matter
Periodic Table
Solar Model
Law of conservation of matter
23
How many elements are there?
125
100
118
84
24
The elements in a group of the periodic table have ____________________ characteristics.
Similar
Different
25
Fluorine, chlorine, bromine, and iodine are part of a family called _____.
Alkali Metals
Halogens
Noble Gases
Transitional Metals
26
________ is the positively charged central part of the atom.
Nucleus
Electron
Proton
Neutron
27
What information in the periodic table indicates the number of protons in an atom?
the element’s atomic number
the position of the element in its column
the element’s atomic mass
the element’s chemical symbol
28
________ are tiny, negatively charged particles with mass.
Neutron
Protons
Atoms
Electron
29
________ is the top number above the element symbol.
Atomic Number
Element symbol
Atomic Mass
Atomic Weight
30
Outer energy level of an atom can hold a maximum of ____ electrons, except hydrogen and helium.
2
22
8
18
31
A material is said to be ductile if it _____.
can transfer heat or electricity to another material
can be hammered or rolled into flat sheets and other shapes
can be pulled out, or drawn, into a long wire
is a mixture of a metal with at least one other element
32
Which particles in atoms have a negative electric charge?
Neutrons
Electrons
Protons
Nucleus
33
The majority of elements are ________.
Metals
Nonmetals
Gases
Metalloids
34
Most metals are ________ at room temperature.
Solid
Liquid
Crystal
Gas
35
________ are good conductors of heat and electricity.
Metals
Metalloids
Nonmetals
Gases
