1) Which of the following equations relates to the second ionisation energy of element M? a) M (s) --> M²⁺(s) + 2e⁻ b) M (s) --> M²⁺ (g) + 2e⁻ c) M⁺ (g) --> M²⁺ (g) + e⁻ d) M⁺ (s) --> M²⁺ (g) + e⁻ 2) Which of these elements has the highest second ionisation? a) Oxygen b) Fluorine c) Neon d) Sodium e) Magnesium 3) The 1st, 2nd, 3rd and 4th ionisation energies for element Y are: 740, 1500, 7700 and 10500 (kj/mol). Which group is it in? a) 1 b) 2 c) 3 d) 4 e) 8 4) In any group, the first ionisation energy decreases with increasing atomic number. Why? a) Increasing Atomic Radius b) Decreasing Nuclear Charge c) Decreasing Bond Energy d) Increasing Nuclear Charge e) Increasing Atomic Mass 5) In any period, the ionisation tends to increase with the increase in atomic number. Why a) Increasing atomic radius b) Increasing nuclear charge c) Decreasing nuclear charge d) Increasing atomic mass

Ionisation quiz

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