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the valence of CaCl2 is 2 because its not necessary that CaCl2 is always attached in hydrated form...... the basic thing which u study in your school classes that the outermost shell of both the element must be completed. so cacl2 has the valency of 2 because ca is electropositive. think it
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How many valence electrons does calcium carbonate have?
Calcium carbonate has 16 valence electrons. Calcium contributes 2 valence electrons, while each oxygen atom contributes 6 valence electrons.
How many valance electrons do fluorine and chlorine have?
Since fluorine and chlorine are in family 7A, they each have 7 valence electrons. The number of the family corresponds to the number of valence electrons.
How many valence electrons do each what elements have boron gold krypton and calcium?
Boron has 3 valence electrons, gold has 1 valence electron, krypton has 8 valence electrons, and calcium has 2 valence electrons. Valence electrons are the electrons in the outermost energy level of an atom.
How many valence electrons in calcium ion?
Type your answer here... The number of valence electrons in calcium is 20, because it's almost the same thing as it's atomic number.
How do you know how many valence electrons does calcium have?
its in column two on the periodic table, so therefor it has two valence electrons .
How many valence electrons do the silicon calcium chlorine and sodium have?
Silicon has 4 Calcium has 2 Chlorine has 7 Sodium has 1
How many valence electron does chlorine?
The element chlorine has seven electrons in its valence shell.
How many valence electrons have calcium?
Calcium has two valence electrons.
How many valence electrons surround chlorine?
Chlorine has 7 valence electrons.
How many valence electrons are in calcium?
Calcium is a non metal element. There are 20 electrons in a single atom.
How many valence electron does calcium have?
Calcium has 2 valence electrons, like all Group 2 elements.
How many valence calcium have?
Calcium has two valence electrons.
How many valence electrons in chlorine-37?
In every chlorine atom, there are seven valence electrons.
How many valence electrons does calcium carbonate have?
Calcium carbonate has 16 valence electrons. Calcium contributes 2 valence electrons, while each oxygen atom contributes 6 valence electrons.
How many electrons are in the outermost orbital of chlorine?
chlorine has 7 valence electrons.
How many valence electrons would be found in an atom of chlorine?
An atom of chlorine has 7 valence electrons because it is in group 17 of the periodic table.
How many valance electrons do fluorine and chlorine have?
Since fluorine and chlorine are in family 7A, they each have 7 valence electrons. The number of the family corresponds to the number of valence electrons.
