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WorksheetsChemistry-1st Semester Midterm Review
Total questions: 20
Worksheet time: 2hrs 40mins
How many valence electrons does helium have?
(a)
Which of the following puts the orbitals in the correct order for electron configurations
f, d, p, s
s, p , d, f
p, d, s, f
d, f, p, s
what do the dots in this image represent
total number of electrons
number of hydrogen electrons
the valence electrons forming the bonding
number of carbon electrons
where are the metals located on the pictured periodic table
pink
green
blue
none
where are the metalloids located on the pictured periodic table
pink
green
blue
none
where are the nonmetals located on the pictured periodic table
pink
green
blue
none
(a) are ductile, shiny, good conductors, malleable
(a) are dull, poor conductors
(a) have properties of both metals and nonmetals and make good semiconductors
What does the pink 1 tell use in an electron configuration?
energy level the orbitals are in
shape of the orbital
number of electrons within that orbital
number of valence electrons
What does the green 1 tell use in an electron configuration?
energy level the orbitals are in
shape of the orbital
number of electrons within that orbital
number of valence electrons
What does the blue s tell use in an electron configuration?
energy level the orbitals are in
shape of the orbital
number of electrons within that orbital
number of valence electrons
Which element has the same number of valence electrons as Sulfur, S
Li
Ca
Ge
Te
Which element is in the same group/family as Sulfur, S
Ca
O
At
N
Which element is in the same period as Sulfur, S
Mg
F
Cs
Se
Which is a p-block element?
Be
Rh
Br
B
How many valence electrons does Strontium have?
8
4
3
2
light acts like both a ______ and _______
(a)
what element is represented by this electron configuration?
Mg
Cl
Na
Be
what element is represented by this electron configuration?
F
Ar
Kr
Al
