Question

Write the most stable cations from the following main group metals Na Ca Al Li Ba...

Write the most stable cations from the following main group metals
Na
Ca
Al
Li
Ba
K

Science   Chemistry   
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Homework Answers

Answer #1

1)

Na has 1 valence electron as it belongs to group 1 in periodic table

It loses 1 electron and form Na+ cation

Answer: Na+

2)

Ca has 2 valence electrons as it belongs to group 2 in periodic table

It loses 2 electrons and form Ca2+ cation

Answer: Ca2+

3)

Al has 3 valence electrons as it belongs to group 3 in periodic table

It loses 3 electrons and form Al3+ cation

Answer: Al3+

4)

Li has 1 valence electron as it belongs to group 1 in periodic table

It loses 1 electron and form Na+ cation

Answer: Li+

5)

Ba has 2 valence electrons as it belongs to group 2 in periodic table

It loses 2 electrons and form Ba2+ cation

Answer: Ba2+

6)

K has 1 valence electron as it belongs to group 1 in periodic table

It loses 1 electron and form K+ cation

Answer: K+

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