d and f BLOCK ELEMENTS

What is the general formula for the chlorides formed by Group 2 elements (alkaline earth metals)?

• MCl
• MCl₂
• MCl₃
• M₂Cl

What is the general formula for the oxides formed by Group 1 elements (alkali metals)?

• MO
• M₂O
• M₂O₃
• MO₂

Which group in the periodic table contains elements that typically form ions with a +2 charge?

• Group 1 (Alkali Metals)
• Group 2 (Alkaline Earth Metals)
• Group 13
• Group 17 (Halogens)

Based on periodic trends, which of the following elements would have the highest electronegativity?

• Cesium
• Fluorine
• Iodine
• Lithium

Which of the following is a characteristic property of elements in the s-block of the periodic table?

• They readily form anions by gaining electrons.
• They have high ionization enthalpies.
• They readily form cations by losing their outermost s-electrons.
• They are generally unreactive.