eg: 2 e- groups
eg: 2 e- groups, 1 lone pair
eg: 2 e- groups, 2 lone pair
eg: 2 e- groups, 3 lone pair
eg: 3 e- groups
eg: 3 e- groups, 1 lone pair
eg: 3 e- groups, 2 lone pair
eg: 4 e- groups
eg: 4 e- groups, 1 lone pair
eg: 4 e- groups, 2 lone pair
eg: 5 e- groups
eg: 5 e- groups, 1 lone pair
eg: 6 e- groups
mg: 2 e- groups
mg: 2 e- groups, 1&2 lone pairs
mg: 2 e- groups, 3 lone pair
mg: 3 e- groups
mg: 3 e- groups, 1 lone pair
mg: 3 e- groups, 2 lone pair
mg: 4 e- groups
mg: 4 e- groups, 1 lone pair
mg: 4 e- groups, 2 lone pair
mg: 5 e- groups
mg: 5 e- groups, 1 lone pair
mg: 6 e- groups