Alkaline earth metals form a +2 ion charge. Halogens form a -1 ion charge. Which formula shows the correct ratio of an alkaline earth metal (X) bonding with a halogen (Y)?

A) the enthralling of formation for pure element in its standard state is always positivehope this : )

Elements would be the right answer

The main types of electromagnetic radiation. radio  waves have  the lowest frequencies  and  longest  wavelengths, while gamma  waves have highest frequencies  and shortest wavelengths. the wavelengths vary across the electromagnetic spectrum from about 10–15 m to more than 104 m.hope it !