which of the following elements would have the highest melting point?>

a)K
b)Mg
C)Na
D)al
e)Ca

Calcium would have the highest, follwed by aluminum, magnesium, sodium, lowest melting point-potassium. Please double check

thank you i found that you are correct with the melting point around 1175k or so

You can check the melting points at www.webelements.com