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Duplicate of Periodic Table Flashcards | StudBud
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Duplicate of Periodic Table
Duplicate of Periodic Table
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1
Which of the following elements is a transition metal?
Tungsten, W
Technetium, Tc
Aluminum, AL
Indium, In
2
We are out of bromine! Which element would be the best replacement for bromine, Br?
krypton, Kr
selenium, Se
sulfur, S
chlorine, Cl
3
When a sodium atom (Na) loses one electron to become a sodium ion (Na
+
) it gets __________.
more positive
larger
smaller
more negative
4
Each period on the periodic table represents ____________.
a group
an energy level
a proton
a metal
5
A
nonmetal
element that has only one proton in its nucleus.
sodium, Na
boron, B
carbon, C
hydrogen, H
6
Which element probably reacts a lot like sodium, Na?
lithium, Li
chlorine, Cl
magnesium, Mg
potassium, K
7
What is the most reactive halogen?
radium, Ra
fluorine, F
beryllium , Be
francium, Fr
