Testing for Ions quiz Loading... 1. Nitric acid and silver nitrate are added to a solution containing bromide ions. Describe the result.White precipitateYellow precipitateBlue precipitateCream precipitateQuestion 1 of 10 Loading... 2. When NaOH is added to a sample, the resultant gas turns damp red litmus paper blue. What cation was present in the sample?Calcium (II), Ca²⁺Ammonium, NH₄⁺Potassium (I), K⁺Copper (II), Cu²⁺Question 2 of 10 Loading... 3. In the flame test for copper (II) ions what colour is the result?LilacBlue-greenYellowRedQuestion 3 of 10 Loading... 4. When testing for halide ions, after silver nitrate is added to a sample a white precipitate is formed. Give the formula of the anion present in the sample.SO₄²⁻Cl⁻I⁻CO₃²⁻Question 4 of 10 Loading... 5. Nitric acid and silver nitrate are added to a solution containing iodide ions. Describe the result.Blue precipitateWhite precipitateYellow precipitateCream precipitateQuestion 5 of 10 Loading... 6. In a flame test, a blue-green colour is seen. Give the formula of the cation which is present.Cu²⁺K⁺Li⁺Ca²⁺Question 6 of 10 Loading... 7. Describe how you would carry out a flame testPut solid onto a wire. Put into an orange flameDissolve solid in acid. Put solution onto wire. Put into an blue flameDissolve solid in acid. Put solution onto wire. Put into an orange flamePut solid onto a wire. Put into a blue flameQuestion 7 of 10 Loading... 8. How would you test for the ammonium ion (NH₄⁺)?Add sodium hydroxide. If ammonium ions were present, ammonia gas will form which will turn damp red litmus paper blueAdd sodium hydroxide. If ammonium ions were present, ammonia gas will form which will bleach damp red litmus paperGently heat it. If ammonium ions were present, ammonia gas will be given off which will turn damp red litmus paper blueGently heat it. If ammonium ions were present, ammonia gas will be given off which will bleach damp red litmus paperQuestion 8 of 10 Loading... 9. What is the test for iron (III) ions (Fe³⁺) and what is the result?Flame test. Flame colour is redFlame test. Flame colour is lilacAdd NaOH. A brown precipitate forms.Add NaOH. A green precipitate forms.Question 9 of 10 Loading... 10. How are sodium ions identified, and what is the result?Using sodium hydroxide. Precipitate is blueUsing a flame test. Flame colour is redUsing a flame test. Flame colour is yellowUsing sodium hydroxide. Precipitate is greenQuestion 10 of 10 Loading... Related Posts:The entire quiz question bank!The entire quiz question bank (Double only)!Key Calculations quizEquilibria (triple) quizCondensation Polymers quizElectrolysis quiz Hydr0Gen2020-03-01T15:25:48+00:00Categories: Uncategorized|Tags: Quiz, Topic: Acids & Salts| Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInTumblrPinterestVkEmail
