Cations and Anions An atom is made up of a positively-charged nucleus surrounded

Question

Cations and Anions An atom is made up of a positively-charged nucleus surrounded by negatively-charged electrons. The atom is neutral when there are equal numbers of protons and electrons. Ions are formed when there are unequal numbers of protons and electrons in an atom. A positive ion is called a cation whereas a negative ion is called an anion. Match each diagram to the atom or ion it represents. Drag each item to the appropriate bin. What is the charge on the most stable ion of each of the following elements? Drag each item to the appropriate bin.

Explanation / Answer

P--> 15+ and 15-

P3+ --> 15+ and 12-

P3- --> 15+ and 18-

Mg --> 12+ and 12-

Mg2+ --> 12+ and 10-

Mg2- --> 12+ and 14-

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