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WorksheetsPeriodic Table Review!
Total questions: 16
Worksheet time: 12mins
Which of these is a metal?
I (#53)
Cl (#35)
Rn (#86)
Li (#3)
The mass number is equal to...
protons plus neutrons
protons minus neutrons
neutrons plus electrons
neutrons minus electrons
How many neutrons are in the most abundant isotope of a fluorine (#9) atom?
9
19
10
cannot be determined
How many energy levels are in a fluorine (#9) atom?
1
3
2
7
Identify this element
boron
gallium
aluminum
silicon
Which of these pairs has the same number of valence electrons?
calcium (#20) and carbon (#6)
silicon (#14) and magnesium (#12)
neon (#10) and krytpon (#36)
carbon (#6) and nitrogen (#7)
True or False: Elements in the same period have the same number of valence electrons
True
False
Which element has a bigger radius, magnesium (#12) or barium (#56)?
magnesium
barium
they are both the same size
cannot be determined
The main reason that potassium (#19) is bigger than lithium (#3) is...
potassium has more valence electrons
potassium is heavier
potassium has more protons
potassium has more energy levels
True or false: The smaller the distance of the valence electrons to the nucleus, the stronger the attractive force.
True
False
the main reason that a barium (#56) atom is smaller than a cesium (#55) atom is...
barium has more energy levels
barium has more protons
barium has more electrons
barium has more mass
Which element has the biggest atomic radius?
K (#19)
Ca (#20)
Kr (#36)
Br (35)
Which is the most reactive metal listed below?
K (#19)
Rb (#37)
Ca (#20)
Sr (#38)
Which of the elements listed has the highest ionization energy?
K (#19)
Ca (#20)
Rb (#37)
Sr (#38)
Wow! You've just discovered element #119! What observation would you make about its reactivity?
It would react with water instantly
It would take quite a long time to react with water
It would be very nonreactive
Why is Francium Mrs. G's favorite element?
largest atomic radius
lowest ionization energy
readily loses an electron
most reactive in water
all of the above!
