stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Atoms and Bonding Flashcards | StudBud
Explore
/
Atoms and Bonding
Atoms and Bonding
25 terms
·
StudBud Administration
·
1,309 plays
#7thgrade #atoms #bonding #periodic table
Flashcards
25 cards
F
Practice quiz
P
Host live
L
Questions
25
Answers
1
What is a property of metal that means it can be rolled into thin sheets or formed into shapes?
luster
ductility
malleability
thermal conductivity
2
What is a chemical bond?
when atoms share electrons
when electrons disappear
an attraction between two or more atoms
when a solid turns into a liquid
3
When a polar liquid and a nonpolar liquid are put in the same contain, what happens?
They separate
the evaporate
They mix
they explode
4
what are the rows on the periodic table called?
columns
rows
groups
periods
5
What is an electron dot diagram?
a diagram showing a chemical symbol and valence electrons
a square from the periodic table
a doodle
this means nothing to me
6
What describes the structure of a metal?
a bond that transfers electrons
metal ion surrounded by freely moving electrons
hard, stiff, and dull
a bond that shared electrons
7
How are atoms held together in a covalent bond?
they have electrons freely moving around an ion
they transfer electrons
they share electrons
glue
8
What is the smallest form of matter?
molecule
atom
particle
element
9
What describe valence electrons
electrons with the lowest energy level
protons
electrons with no energy
electrons with the highest energy level
10
How many valence electrons do elements need to be 'happy'?
18
0
8
5
11
How many valence electrons would an element in group 16 have?
16
8
0
6
12
What is a synonym for luster?
bendable
pretty
dull
shiny
13
What determines an elements chemistry?
number of protons
atomic number
number of valence electrons
number of neutrons
14
A mixture of two or more elements, where at least one is a metal is called ...
a superconductoor
a metallic bond
an alloy
a complex metal
15
How are atoms held together in an ionic bond?
by transferring electrons
by electrons freely moving around an ion
glue
by sharing electrons
16
Ionic bonds form between two ions that have…
positive charges
negative charges
opposite charges
ionic compounds
17
When an atom gains or loses and electron, what does it become?
a compound
an atom
an ion
a molecule
18
What is the chemical symbol for oxygen?
X
Ox
OOO
O
19
What are the columns on a periodic table called?
periods
columns
rows
groups
20
What is located in the nucleus of an atom?
protons and neutrons
electrons and neutrons
electrons only
protons, neutrons, and electrons
21
What is a chemical symbol?
one or two letters that represent an element
nonsense
a type of shorthand scientists use
random letters
22
What describes a chemical formula?
elements in the same group
ratio of elements
bonding atoms
elements in the same period
23
What is a double bond?
two pairs of electrons shared between four atoms
a bond between two atoms
two pairs of electrons shared between atoms
one pair of electrons shared between atoms
24
Which of the following is a property of an ionic compound?
they contain metals
they have love melting points
they form hard, brittle crystals
they have a low boiling point
25
Electrons involved in bonding between atoms are ...
inside the nucleus
closest to the nucleus
positively charged
valence electrons
