stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Basic Atomic Structure & Periodic Table Intro Flashcards | StudBud
Explore
/
Basic Atomic Structure & Periodic Table Intro
Basic Atomic Structure & Periodic Table Intro
20 terms
·
StudBud Administration
·
901 plays
parts of the atom, reading the periodic table to get subatomic particles and draw Bohr Model
Flashcards
20 cards
F
Practice quiz
P
Host live
L
Questions
20
Answers
1
Which category of elements makes up the largest percentage of elements on the Periodic Table?
They are all about the same percentage.
Metalloids
Metals
Nonmetals
2
What main category of elements can be found along the stepline on the periodic table?
The metalloids
There is no such thing as a stepline!
The nonmetals
The metals
3
What is the definition of a valence electron?
The electrons in the energy level closest to the nucleus.
The electrons in the middle energy levels.
The electrons in the nucleus.
The electrons in the outermost energy level.
4
What particles in an atom contribute to the mass of the atom?
protons and electrons
electrons and neutrons
protons and neutrons
electrons, protons, and neutrons
5
All atoms are electrically neutral because...
protons = atomic number
neutrons = electrons
neutrons = protons
electrons = protons
6
How do you calculate the neutrons?
protons - Mass
electrons - protons
protons - electrons
Mass - protons
7
How many valence electrons does Cl have?
5
7
17
3
8
Every element has its own unique...
column number
number of neutrons
period number
atomic number
9
What element is in column 4A and period 3?
Ga
Ti
Si
Sc
10
Name the model that uses rings to represent energy levels with a nucleus in the middle.
The Earth model
The Bohr model
The Liberty High School model
The Neutral model
11
How does one find the number of energy levels for an atom?
by find the period number the atom is in
by looking at the "B" group number
by subtracting the protons from the mass
by looking at the "A" group number
12
Which one of these elements has 6 valence electrons?
O
F
Na
Ca
13
Bromine has how many electrons when it's neutral?
56
80
35
Nonmetals don't have electrons
14
Rows in the periodic table are also called...
groups
columns
families
periods
15
The nucleus is positively charged because...
neutrons are neutral and protons are positive
neutrons are positive and protons are neutral
neutrons are negative and protons are positive
neutrons are positive and electrons are negative
16
What element is in period 5 & column 6A?
Te
Bi
Sb
Se
17
Which one of these elements is in period 4?
P
Li
N
As
18
The atomic number is equal to the number of _______.
Atomic Number - that's a made up word!
electrons
protons
neutrons
19
For each subatomic particle in the atom, which are correct?
p+ = 0, e- = +1, n0 = -1
p+ = +1, e- = -1, n0 = 0
p+ = -1, e- = +1, n0 = 0
p+ = +1, e- = 0, n0 = -1
20
What is the correct way to write the element symbol for silicon?
SI
sI
si
Si
