stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
FWS Q1 Atoms, Elements & Periodic Table Flashcards | StudBud
Explore
/
FWS Q1 Atoms, Elements & Periodic Table
FWS Q1 Atoms, Elements & Periodic Table
25 terms
·
StudBud Administration
·
413 plays
periodic table #periodictable #chemistry #middleschool
Flashcards
25 cards
F
Practice quiz
P
Host live
L
Questions
25
Answers
1
How many PROTONS are in an atom of iron?
26
82
56
30
2
What is the rounded ATOMIC MASS of Iron?
82
56
30
26
3
True or false- An element is made up of only ONE type of atom.
True
False
4
What is an ion?
A charged particle with different number of protons
It is the same as the atom
A charged particle with different number of neutrons
A charged particle with different number of electrons
5
How many GROUPS are in the periodic table?
18
3
7
12
6
The element, ________________, has a rounded atomic mass of 11
Si
O
B
Al
7
The positively charged subatomic particle of an atom-
neutron
electron
nucleus
proton
8
How many neutrons are in an atom of iron? Hint: M-A = N
56
82
26
30
9
What is ATOMIC NUMBER of iron?
82
56
26
30
10
What is the chemical symbol for Gallium?
G
31
Ga
Ge
11
The negatively charged subatomic particle of an atom-
electron
nucleus
neutron
proton
12
Elements in the same period have the ___________________
Same chemical properties
Same number of valence electrons
Same size
Same number of energy levels (rings)
13
How many electrons are present in this atom?
4
6
5
12
14
Phosphorus (P) has atomic mass 31
TRUE
FALSE
15
The neutral subatomic particle of an atom-
electron
Nucleus
neutron
proton
16
Elements in the same group or family have two things in common.
Same number of protons and neutrons
Same number of energy levels and protons
Same number of valence electrons and same chemical properties
Same size and shape
17
The periodic table is arranged in order of increasing______.
discovery
atomic radius
atomic mass
atomic number
18
Elements in the same group on the Periodic Table have ----
similar chemical properties and different number of valence electrons
similar chemical properties and same number of valence electrons
different chemical properties and same number of valence electrons
nothing in common
19
What is an isotope?
an atom with a different number of electrons
an atom with different numbers of neutrons and electrons
an atom with a different number of neutrons
an atom with a different number of protons
20
These TWO subatomic particles are located in the NUCLEUS of an atom
electron and neutron
electron and proton
proton and neutron
21
Which group is the least reactive group on the periodic table?
noble gases
alkaline earth metals
alkali metals
22
Which group is the most reactive group on the periodic table?
alkali metals
alkaline earth metals
noble gases
23
How many PERIODS (horizontal rows) are in the periodic table?
20
18
7
9
24
What does the atomic number tell you?
Number of neutrons
Protons + neutrons
Number of protons
Protons + electrons
25
Germanium (Ge) has atomic number 32
FALSE
TRUE
