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Atoms, Isotopes, Ions & the Periodic Table Flashcards | StudBud
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Atoms, Isotopes, Ions & the Periodic Table
Atoms, Isotopes, Ions & the Periodic Table
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A quiz about early atomic theory, subatomic particles, isotopes, and ions.
Flashcards
30 cards
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Questions
30
Answers
1
The elements in group one of the periodic table are called...
Halogens
Alkali metals
Alkaline Earth metals
Noble Gases
2
An ion is an atom that has ...
different numbers of neutrons.
different numbers of protons.
a neutral charge.
An unequal number of protons and electrons.
3
In general, nonmetals are on the ...
left side of the table
middle of the table
right side of the table
bottom of the table
4
The symbol for tin is ...
Ti
Sb
Sn
Tn
5
The scientist who discovered electrons was ______.
Rutherford
Dalton
J.J. Thompson
Lord Kelvin
6
An atom of sodium has ____ protons and _____ neutrons.
24,11
12,11
11,12
12,12
7
An isotope is an atom that has different numbers of...
electrons
alpha particles
neutrons
protons
8
The scientist who proposed the "plum pudding" model is ...
Lord Kelvin
Dalton
J.J. Thompson
both Kelvin and Thompson
9
The isotope Nitrogen - 16 with a charge of minus 2 has...
7 protons, 9 neutrons, 9 electrons
9 protons, 7 neutrons, 8 electrons
7 protons, 9 neutrons, 7 electrons.
7 protons, 7 neutrons, 7 electrons
10
This element is a metaloid
Carbon
Silicon
Argon
Tin
11
Potassium is in what group?
Alkaline Earth Metals
Transition Metals
Nonmetals
Alkali Metal
12
To find the electrons of a neutral atom...
use the atomic number.
use the period number.
use the group number.
use the atomic mass.
13
Most of the atom is made of ...
dark matter
protons, neutrons, & electrons
empty space
the nucleus.
14
This element is a nonmetal
Calcium
Nitrogen
Chlorine
Osmium
15
This element is in the Lanthanide Series
Bohrium``
Germaneium
Francium
Cerium
16
The scientist who discovered the nucleus of the atom is ____.
Lord Kelvin
Dalton
Rutherford
J.J. Thompson
17
This isotope of lithium has ...
3 protons
7 protons
10 protons
7 neutrons
18
The particles in the nucleus are ...
Protons and Neutrons
Neutrons
Electrons
Protons
19
Which of these particles did Dalton discuss in his theory?
neutrons
protons
none
protons, neutrons, & electrons
20
Which of these is NOT part of Dalton's Atomic Theory?
Elements are made of tiny particles called atoms
Atoms do not form compounds with other atoms.
All atoms of an element are identical.
Atoms are not created or destroyed in chemical reactions.
21
In an isotope symbol, the top number is the ______.
electron number
atomic number
mass number
charge
22
The person who labeled the particles of elements "atomos" meaning "uncuttable" is ...
Lord Kelvin
Democritus
J.J. Thompson
Dalton
23
The identity of an atom is determined by its _____.
Mass number
Atomic number
Atomic weight
Atomic Mass
24
In an isotope, you find the neutrons by ...
Adding the protons and neutrons.
Subtracting the protons from the mass number.
Adding the electrons and protons.
Subtracting the protons from the neutrons.
25
Gold is in what period?
Period 7
Period 6
Period 5
Period 4
26
Name an element that is almost never found as a compound in nature.
Oxygen
Sodium
Neon
Chlorine
27
The isotope Magnesium - 26 has how many protons and neutrons?
12,12
12,14
26,0
12,13
28
Most of the mass of an atom is found in the ____.
nucleus
electron
proton
neutron
29
This atom's name is unlike its symbol.
Carbon
Silver
Silicon
Gold
30
The scientist famous for creating the first periodic table is...
Dmitri Mendeleev
Ernest Rutherford
John Dalton
Lord Kelvin
