PRACTICE QUESTION THE PERIODIC TABLE

Rubidium is a Group I metal.

Which statement about rubidium is not correct?

• It has a higher melting point than lithium.

• It has one electron in its outer shell.

• It reacts vigorously with water.

• It reacts with chlorine to form rubidium chloride

Which statements about Group I and Group VII elements are correct?

1 In Group I, lithium is more reactive than potassium.

2 In Group VII, chlorine is more reactive than fluorine.

• Statement 1 : true

  Statement 2 : true

• Statement 1 : true

  Statement 2 : false

• Statement 1 : false

  Statement 2 : true

• Statement 1 : false

  Statement 2 : false

Element X is in Group I of the Periodic Table.

Which row shows the type of oxide and whether element X is metallic or non-metallic?

• Type of oxide : acidic

  It's metallic

• Type of oxide : acidic

  It's non-metallic

• Type of oxide : Basic

  It's metallic

• Type of oxide : Basic

  It's non-metallic

Part of the Periodic Table is shown.

Which element is a gas that does not form a compound with potassium?

• A

• B

• C

• D

Hydrogen and helium have both been used to fill balloons.

Which property of helium makes it the preferred choice to hydrogen?

• easily compressed into a gas cylinder

• forms monatomic molecules

• lower density

• unreactive

An inert gas X is used to fill weather balloons.

Which descriptions of X are correct?

• number of outer electrons in atoms of X is 2

  structure of gas X is single atom

• number of outer electrons in atoms of X is 2

  structure of gas X is diatomic molecule

• number of outer electrons in atoms of X is 8

  structure of gas X is single atom

• number of outer electrons in atoms of X is 8

  structure of gas X is diatomic molecule

Why is argon gas used to fill electric lamps?

• It conducts electricity.

• It glows when heated.

• It is less dense than air.

• It is not reactive.

Platinum is a transition metal.

Which statement about platinum is correct?

• It does not catalyse reactions.

• It forms coloured compounds.

• It has a low density.

• It has a low melting point.

The table gives information about four elements. Which element is a transition metal?

• A

• B

• C

• D

Which properties of the element titanium, Ti, can be predicted from its position in the Periodic Table?

• A

• B

• C

• D