C3.2 - ATOMS INTO IONS

C3.2 - ATOMS INTO IONS

1. ELEMENTS REACT TOGETHER TO FORM COMPOUNDS BY:

   • GAINING OR LOSING ELECTRONS
   • SHARING ELECTRONS

2. ELEMENTS IN GROUP 1 REACT WITH ELEMENTS IN GROUP 7. AS THEY REACT ATOMS IN GROUP 1 CAN EACH LOSE 1 ELECTRON TO GAIN THE STABLE ELECTRONIC STRUCTURE OF A NOBLE GAS

   • THIS ELECTRON CAN BE GIVEN TO AN ATOM FROM GROUP 7 WHICH THEN ALSO ACHIEVES THE STABLE ELECTRONIC STRUCTURE OF A NOBLE GAS

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