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Atoms and Periodic Table Review Flashcards | StudBud
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Atoms and Periodic Table Review
Atoms and Periodic Table Review
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Structure of an atom and counting and using the periodic table
Flashcards
23 cards
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Questions
23
Answers
1
If element X is an odorless gas and stable at room temperature. Where would you find it?
Group 17 with the halogens
Group 2 with the Alkaline Earth metals
Group 18 with the Noble Gases
Group 1 with the alkali metals
2
Where on the periodic table would you find the elements that all react explosively with water?
Group 17 (halogens)
Group 1 (alkali metals)
Group 2 (alkaline metal)
Group 18 (noble gases)
3
What makes an element reactive or stable?
the density
atomic mass
Electrons in the outer energy shell
Valence electrons
4
An atom has 40 electrons, 51 neutrons and 40 protons. What is the mass of the nucleus?
51
80
91
40
5
The periodic table is organized by
The atomic mass and neutrons
From most reactive to most stable
The atomic number and properties
The color and atomic mass
6
If there are 4 elements that all have similar properties they are in the same
Group
Period
Square
Family
7
Which subatomic particle of the atom is where the reaction happens during a chemical process?
neutrons
molecules
protons
electrons
8
Which subatomic particle is NOT in the nucleus?
protons
the mass of the atom
neutrons
electrons
9
What part of the atom as the least amount of mass and the most volume?
Electron cloud
your face
Protons and electron
Nucleus
10
The overall charge of the nucleus is due to the presence of
neutral neutrons
negative neutrons
positive protons
neutral electrons
11
Which 2 subatomic particles make up the mass of an atom?
protons and electrons
neutrons and electrons
electrons and energy levels
protons and neutrons
12
Which of the following is found farthest from the center of the atom?
protons
neutrons
nucleus
electrons
13
How would you describe an electron?
Negative and found in the nucleus
Positive and found in the electron cloud
Negative and in the electron cloud
Neutral and found in the nucleus
14
What subatomic particle has a neutral charge?
protons and electron
electrons
Neutrons
Protons
15
What is most of the volume in the atom?
Deep in the Neutrons
Nucleus
protons
empty space
16
What is the overall charge of the nucleus?
What is a charge?
Neutral
Positive
Negative
17
What is the charge of the nucleus?
Negative b/c of the neutrons
neutral b/c of the electrons
neutral b/c of the neutrons
positive b/c of the protons
18
If an element is a good conductor and has luster where would you find it on the periodic table?
right side with the metalloids
Left side with the metals
Stairs with the metalloids
Right side with the metals
19
An element is identified by
atomic number
positive protons
atomic mass
electron
20
What subatomic particles do you add together to get the atoms mass?
protons and neutrons
Just the protons
electrons and neutron
protons and electron
21
Which elements are in the same period?
Na and K
H and Li
Na and Mg
Li and Na
22
What are some characteristics of the group to the far right of the periodic table?
solid, luster, reactive
Gas, odorless, stable
very brittle and dull
semi-conductors and share properties
23
Most of the mass in the atom is
the nucleus
protons and the neutrons
A gas
electron cloud
