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Periodic Table, Elements, Molecules and Compounds Review Flashcards | StudBud
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Periodic Table, Elements, Molecules and Compounds Review
Periodic Table, Elements, Molecules and Compounds Review
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A review for the final tests of the school year.
Flashcards
35 cards
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Practice quiz
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Questions
35
Answers
1
Find atomic number 46. Which is true?
This element has 46 protons.
This element has 46 valence electrons.
This element has 106 protons.
This element has 106 neutrons.
2
Which answer best fits the examples of CaCO3, HCl, and NaOH?
Atoms
Elements
Compounds
Diatomic Molecules
3
Which element has 4 orbitals and 7 valence e-?
Uuq, Ununquadium
W, Tungsten
Br, Bromine
U, Uranium
4
Which element has 5 orbitals and 6 valence e-?
Sg, Seaborgium
Cu, Copper
Bi, Bismuth
Te, Tellurium
5
What is a column of the periodic table called?
periods
groups
families
atomic numbers
6
What is a diatomic molecule?
doh! i don't know.
you and your puppy bonded together
two or more elements bonded together
only two elements bonded together
7
Which answer best describes O2, N2, HCl, NaCl?
element
diatomic molecule
groups
compound
8
How do the number of valence electrons compare for Ne (10) and Kr (36)?
They share valence e-
Ne has 2 and Kr has 4 valence e-
They both have the same number of valence e-
Ne has 10 valence e- and Kr has 36
9
What is a molecule?
Two or more same or different atoms bonded together
Atoms in compounds are not chemically bonded
None of these statements.
A substance with all of the same type of atoms
10
Which element has 15 protons in it's nucleus?
P, Phosphorus
Zr, Zirconium
Ca, Calcium
Ne, Neon
11
What is a compound?
Compounds are magical
2 atoms of the same element bond together
No elements bond
Atoms from 2 or more elements join to make a new substance
12
Which element is located at period 7, group 8?
He
Ne
Uuo
Rn
13
How do the number of energy shells compare for Na (11) and Cl (17)?
They both outgrew their energy shells
Na has 11 shells and Cl has 17
Cl has 7 energy shells and Na has 1
They both have the same number of energy shells
14
Which element has 3 valence electrons and 5 orbitals?
I, Iodine
Br, Bromine
P, Phosphorus
In, Indium
15
What shares similar physical and chemical properties?
families
periods
atomic number
groups
16
What is an element?
two atoms bonded to each other
pure substance of the same types of atoms, cannot divide
mass divided by volume
the amount of matter in an object
17
What are rows of the periodic table called?
periods
atomic numbers
families
groups
18
Which element has 5 valence e- and 4 orbitals?
Ar, Arsenic
Mg, Magneisum
Sn, Tin
Sc, Scandium
19
How do the atomic orbitals compare for Carbon (6) and Tin (50) ?
Carbon has 3 more orbitals
They have the same number of orbitals
Neither have any orbitals
Tin has 3 more orbitals
20
What are the ways electrons can form bonds?
only gain electrons
share, gain or lose electrons
only share electrons
only lose electrons
21
Which element has 2 orbitals and 2 valence e-?
Mg, Magnesium
Be, Beryllium
Ar, Argon
B, Boron
22
What do the groups of the periodic table tell you?
how many particles in the nucleus
how to call your mother
how many atomic orbitals/energy shells
how many valence electrons
23
In which part of the atom can most of the mass be found?
nucleus
bonding
protons
electron cloud
24
Which element has 48 protons?
N, Nitrogen
W, Tungsten
Cd, Cadmium
Pb, Lead
25
What are N, Ne, Pb, and Au examples of?
molecules
elements
diatomic molecules
compounds
26
How many valence electrons does this element have?
6
20
1
2
27
Which subatomic particles are responsible for bonding?
protons
puppies
neutrons
valence electrons
28
What does the atomic number of an element tell you?
The number of neutrons
The number of electrons
The number of protons
The number of dirty kittens
29
Which element has 19 protons in the nucleus?
potassium, K
Silver, Ag
oxygen, O
Silicon, Si
30
What is an atom?
a unicorn tear
the basic unit of matter
amount of space an object takes up
amount of matter in an object
31
What element is this?
Lithium
Neon
Fire
Nitrogen
32
Which element is located at period 3, group 3?
aluminum
tin
gold
boron
33
How do the number of valence electrons compare for Ba (56) and Ga (31)?
They both lost their valence electrons
Ga has 2 and Ba has 3
They have the same number of valence e-
Ba has 3 and Ga has 2
34
What is the relationship between an atom and an element?
All atoms in one element are the same.
All of these statements are true.
Number of protons in an atom determines the type of element.
Elements are made of atoms.
35
What do the periods of the periodic table tell you?
how many neutrons
how to end a sentence
how many atomic orbitals/energy shells
how many valence electrons
