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Atoms, Molecules, Periodic Table Flashcards | StudBud
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Atoms, Molecules, Periodic Table
Atoms, Molecules, Periodic Table
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1
What element is found at Period 1; Group 1?
Hg
He
H
Hf
2
The first shell of an atom can hold ________ electrons.
two
four
eight
one
3
The center of the atom that contains protons and neutrons.
Center
Proton
Arcade
Nucleus
4
What element is found at group 10, period 6?
Gold
Palladium
Platinum
Mercury
5
Ductility and malleability are properties of...
wha?
metals
metalloids
non-metals
6
Germanium is a Metalloid
False
Maybe?
True
7
In chemical changes, atoms are rearranged to
create a covalent bond
create the new substance
to create a same substance
create an ionic bond
8
What is the symbol for Tin?
SN
Sn
TI
sn
9
Every element has an atomic # determined by the number of ______ found in the nucleus.
electrons
protons
neutrons
elements
10
When looking at the periodic table, what does the top number mean?
number of electrons
how pretty this element is
number of protons
atomic mass units
11
Every element has an atomic # determined by the number of ______ found in the nucleus.
elements
protons
neutrons
electrons
12
What family are the least reactive of all the families?
Noble Gases
Alkali Earth Metals
AlKali Metals
Transition Metals
13
The element K has an atomic # of 19 and atomic mass of 39, how many neutrons are there?
39
19
49
20
14
Groups on the periodic table are:
rows 1-8
the columns of the periodic table
rows 13-18
families on the table
15
To find out how many neutrons there are in the nucleus of an atom, you
subtract the neutrons from the protons
subtract the atomic number from the atomic mass number
add electrons and protons
add electrons, protons and neutrons
16
These have a negative charge and circle around the outside of the nucleus of the atom.
Proton
Neutron
Orbital/Shell
Electron
17
BONUS--When an atom loses or gains one or more electrons, it is called an ______
quark
particle
isotope
ion
18
The periods in the period table are the...
columns
rows
rows & columns
thingies that go up & down/Left & right
19
This is in the nucleus and has a positive charge
Neutron
Proton
Electron
Orbital/Shell
20
Atoms are made up of mostly _______________.
electrons
protons
neutrons
empty space
21
In general, what happens to the atomic mass as you move across (l to r) in a period?
goes up and down
increases
nothing
decreases
22
The element Oxygen has _____electrons in its 2nd energy level _(atomic # 8, atomic mass 16)
4
6
2
8
23
Which of these is
not
a property of metals?
Luster
Ductile
Shiny
Brittleness
24
What type of elements are circled below
wha??
metalloids
metals
non-metals
25
Atomic Mass - Atomic Number =
neutrons
electrons
weight
protons
26
There are diff types of atoms with diff # of protons, neutrons, and electrons called _______.
elements
atoms
compounds
ions
27
This is in the nucleus and has a neutral charge
Electron
Neutron
Proton
Orbital/Shell
28
Tungsten's chemical symbol is:
Tu
W
w
TU
29
Slicing strawberries in half is an example of...
Physical Change
Chemical Change
Wait - I need to remember this?
30
Elements are the smallest particles of matter in the universe.
False
True
31
Around the outside of the nucleus that electrons are found in are called:
Shells
Circle-Thingies
Orbitals
Zones
