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Beryllium, magnesium, calcium, strontium, barium and radium are the group IIA elements.
Angela Veum
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How group 3A-7A differ from other group A elements?
Group 2A elements form compounds that are less soluble in water. Group 2A elements are harder. Group 2A elements have an additional valence electron. Group 2A elements are less reactive.
How many elements are in group 2A?
There are six elements in group 2A A group is a vertical column. The group consists of Be , Mg, Ca ,Sr, Ba , and Ra.
When group 2a elements form ions what happens?
When group 2A elements form ions, they lose two electrons. Some examples of group 2A elements include radium and magnesium.
Compared with Group 2A elements Group 6A elements have?
Do you own CA work!!
What does group 6A elements have compared to group 2A?
Group 2A * Known as Alkaline earth elements * All are metals * Occur only in compounds * React with oxygen in the general formula EO (where O is oxygen and E is Group 2A element)
Does group 2A elements lose or gain protons or electrons?
Group 2A elements tend to GAIN electrons!!
How group 3A-7A differ from other group A elements?
Group 2A elements form compounds that are less soluble in water. Group 2A elements are harder. Group 2A elements have an additional valence electron. Group 2A elements are less reactive.
How many elements are in group 2A?
There are six elements in group 2A A group is a vertical column. The group consists of Be , Mg, Ca ,Sr, Ba , and Ra.
When group 2a elements form ions what happens?
When group 2A elements form ions, they lose two electrons. Some examples of group 2A elements include radium and magnesium.
Compared with Group 2A elements Group 6A elements have?
Do you own CA work!!
What does group 6A elements have compared to group 2A?
Group 2A * Known as Alkaline earth elements * All are metals * Occur only in compounds * React with oxygen in the general formula EO (where O is oxygen and E is Group 2A element)
Does group 2a elements lose two electrons?
Yes
How do 1A and 2A differ from the other group A elements?
bilat
What type of ion is formed by group 2A elements?
Cat-ion
The most common oxidation state of elements in group 2A would be?
+2
What are group 2A elements known as on the periodic table?
These are the alkaline-earth metals.
What are the modern groups on the periodic table?
group 1a , group 2a , transition elements , group 0 (inert gases)
