T8 Ion and Gas Tests GCSE

What is the flame test result for Sodium ion (Na⁺)?

• Yellow

• Orange-red

• Lilac

• Green

What is the flame test result for Calcium ion (Ca²⁺)?

• Yellow

• Orange-red

• Lilac

• Green

What is the flame test result for Potassium ion (K⁺)?

• Yellow

• Orange-red

• Lilac

• Green

What is the flame test result for Copper (II) ion (Cu²⁺)?

• Yellow

• Orange-red

• Lilac

• Green

What is the flame test result for Lithium ion (Li⁺)?

• Yellow

• Orange-red

• Lilac

• Crimson

What is the positive result for the Sulphate ion test (SO₄²⁻)?

• A) Yellow precipitate

• B) White precipitate

• C) Cream precipitate

• D) Fizzing

What is the positive result for the Chloride ion test (Cl⁻)?

• A) Yellow precipitate

• B) White precipitate

• C) Cream precipitate

• D) Fizzing

What is the positive result for the Iodide ion test (I⁻)?

• A) Yellow precipitate

• B) White precipitate

• C) Cream precipitate

• D) Fizzing

What is the positive result for the Bromide ion test (Br⁻)?

• A) Yellow precipitate

• B) White precipitate

• C) Cream precipitate

• D) Fizzing

What is the positive result for the Carbonate ion test (CO₃²⁻)?

• A) Yellow precipitate

• B) White precipitate

• C) Cream precipitate

• D) Fizzing