Quiz on the s-Block Elements

Which group of elements are known as Alkali metals?

• FrMg

• NaK

• LiBe

• RbCs

What is a characteristic property of s-block elements related to their electronegativity?

• High electronegativity

• Low electronegativity

• Neutral electronegativity

• Variable electronegativity

Which s-block element has a weak tendency to form complex compounds?

• Lithium

• Sodium

• Potassium

• Rubidium

What is the general trend for the atomic radii of s-block elements as you go down the group?

• Increases

• Decreases

• No specific trend

• Remains constant

Which s-block element has the highest hydration enthalpy?

• Cesium

• Sodium

• Potassium

• Lithium

What is the main use of sodium hydroxide?

• Manufacture of glass

• Water softening

• Neutralizing acids

• Making rayon

Which s-block compound is used in the paper industry?

• Calcium hydroxide

• Magnesium hydroxide

• Sodium carbonate

• Sodium hydroxide

What is the main application of strontium compounds?

• Antacid

• Neutralizing acids

• Fireworks

• Manufacture of soaps

Which s-block element reacts directly with hydrogen?

• Rubidium

• Lithium

• Potassium

• Sodium

What is the characteristic flame color of strontium?

• Deep red

• Apple green

• Brick red

• Blood red