Which mineral is most likely to display effervescence when treated with dilute acid?
calcite
quartz
halite
fluorite

calcite mineral is most likely to display effervescence when treated with dilute acid.

If a hydrogen atom is neutral, it must also have  one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom