If an atom has an atomic mass of 24 and its atomic number is 11, how many protons will
it have? electrons? neutrons?

Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change

In which reaction is precipitation occurring?