stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Duplicate of Chemistry Review: Atomic Structure, Elements, Molecules & Mixtures Flashcards | StudBud
Explore
/
Duplicate of Chemistry Review: Atomic Structure, Elements, Molecules & Mixtures
Duplicate of Chemistry Review: Atomic Structure, Elements, Molecules & Mixtures
22 terms
·
StudBud Administration
·
1,608 plays
Choose what the picture respresents for compound, element, or mixture
Flashcards
22 cards
F
Practice quiz
P
Host live
L
Questions
22
Answers
1
Elements in the same ____________ have the same number of energy levels/orbitals.
group
column
period
section
2
Are these molecules pure?
NOT pure substances
Yes - pure substance
3
The atomic mass contains which subatomic particles?
electrons
both neutrons and protons
neutrons
protons
4
Electrons on the outermost shell are called:
valence electrons
electron cloud
elements
outer electrons
5
What is the atomic mass of this model?
4
6
2
6
What does this graphic represent?
Element Molecules
Mixture of Molecules
Solid
Compound Molecules
7
What does the graphic represent?
Element Molecule
Mixture
Compound Molecule
8
All the mass of an atom can be found in the _____________.
protons
electrons
orbitals
nuclues
9
If an atom has 4 protons and 4 electrons what is the charge of the atom?
neutral
negative
positive
10
What does this graphic represent?
Solid
Compound Molecules
Mixture
Element Molecules
11
Atoms of different elements ALWAYS have different number of protons.
False
True
12
Elements on the Periodic Table are arranged in the order of increasing ___________________.
Atomic #
neutrons
mass of nuclues
electrons
13
This type of element is located on the left of the stair step:
metals
metalloids
gases
non-metals
14
Atoms are mostly empty space.
True
False
15
What is the atomic number of this model?
4
2
6
16
What does this graphic represent?
Solution
Mixture of Element Molecules
Mixture of Atoms
Mixture of Compound Molcules
17
Element or Molecule?
Compound Molecule
Element Molecule
Element
18
What does this graphic represent?
Element Molecules
Atoms
Compound Molecules
Mixture of Molecules
19
How many elements are below?
24
3
12
6
20
Elements with similar reactivity and chemical properties are located in the same _____________.
row
section
period
group
21
What does this graphic represent?
Mixture of Atoms
Solid
Mixture of Element Molecules
Mixture of Compound Molecules
22
In neutral atoms, the # of protons = the # of ______________.
electrons
atoms
neutrons
elements
