<span>The outer planets—Jupiter, Saturn, Uranus, and Neptune—are made up of mainly </span>hydrogen, helium and nitrogen.
Jupiter and Saturn are primarily made up of hydrogen and helium. However, while Uranus and Neptune are primarily composed of hydrogen and helium also, they consist of more ices and methane than Jupiter and Saturn.
NaCI4: Sodium perchlorate
SO3: SULFITE ION
<span>Electronegativity tends to increase from left to right across a row, because </span>the attraction between the nucleus and the valence electrons increases.
Answer:
_2Mg + _O2 --≥2MgO this is balanced
