1) Which element more can formed cation a) Si b) P c) Cl d) N 2) Isoelectronic is... a) Element that has same charge of ion b) The element that has same proton c) Group Group of atoms or ions having the same electronic configuration. 3) How periodic table arrange? a) Decreasing atomic number b)  None of above c) Different properties d) Increasing atomic number 4) Determine effective nuclear charge, Zeff S a) +9 b) +12 c) -2 d) -19 5) Which group represents alkali metal? a) Group 3 b) Group 17 c) Group 1 d) Group 12

Leaderboard

Visual style

Options

Switch template

Continue editing: ?