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Duplicate of Ionic Compounds Flashcards | StudBud
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Duplicate of Ionic Compounds
Duplicate of Ionic Compounds
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Questions
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Answers
1
A ionic compound made from F and S has the formula?
F2S2
FS2
F2S
FS
2
The charge of the elements in the last column (eg He, Ne, Ar) is...
+2
+3
+1
They have no charge.
3
The charge of the elements in the second last column (eg F, Cl) is...
2+
1-
2-
1+
4
The number of electrons an atom has in its valence (outer) shell is indicated by...
Both the row and column the element is in.
You need more information.
The column the element is in.
The row the element is in.
5
The name for Ca
3
P
2
is...
calcium phosphorous
calcium phosphide
phosphorous calcide
6
So far I find Chemistry...
Ok, I sort of get it.
Confusing, I need some more time to understand.
Great! Can I teach the class?
Good, I think I understand most things.
7
The elements on the right side of the periodic table of elements are all metals.
True
False
Hmmm not sure
8
The elements in the final column (eg He, Ne, Ar) have no charge because...
They have too many electrons
They have a empty valence shell
They haven't got enough electrons
They have a full valence shell.
9
The charge of elements in the first column eg H, Li and Na is...
1+
2+
2-
1-
10
The number of shells is indicated in the Periodic Table by...
The column the element is in.
The row and column the element is in.
You need more information.
The row the element is in.
11
The charge of the elements in the second column (eg Be, Mg, Ca) of the periodic table is...
2+
1-
2-
1+
12
When a metal and a non metal join they form...
an atom
an element
an ionic compound
a mixture
13
The
chemical formula
for Magnesium Chloride is
MgCl2
MgCl4
Mg2Cl
MgCl
