Quiz on Group 1 (Alkali Metals)

What are the alkali metals known for when they react with water?

• Forming acidic solutions

• Forming alkaline solutions

• Forming neutral solutions

• Forming gaseous solutions

Which of the following is NOT an alkali metal?

• Lithium

• Calcium

• Potassium

• Sodium

What is the general formula for the reaction of a Group 1 metal with water?

• M + H2O → M2O + H2

• M + H2O → MO + H2

• M + H2O → MOH + H2

• M + H2O → M2OH + H

Which alkali metal reacts the most vigorously with water?

• Sodium

• Potassium

• Lithium

• Francium

What happens to the reactivity of alkali metals as you go down the group?

• It fluctuates

• It increases

• It stays the same

• It decreases

What is produced when sodium reacts with water?

• Sodium bicarbonate

• Sodium chloride

• Sodium hydroxide

• Sodium oxide

What is the state of lithium at room temperature?

• Gas

• Liquid

• Solid

• Plasma

Which alkali metal burns with a lilac flame?

• Potassium

• Rubidium

• Lithium

• Sodium

What do alkali metals form when they react with oxygen?

• Metal nitrates

• Metal hydroxides

• Metal oxides

• Metal sulfides

Which of the following statements is true about the melting points of alkali metals?

• They increase as you go down the group

• They decrease as you go down the group

• They vary randomly

• They remain constant