N5 Practical Experiments
Quiz by Isabel McCluskey
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20 questions
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- Q11. The test for oxygen gas isB. Relights a glowing splintC. Turns damp pH paper redA. Burns with a popD. Turns limewater cloudy30s
- Q22. Which of the following terms describe the reaction that has taken place?B. NeutralisationD. RedoxA. AdditionC. Precipitation30s
- Q33. This table gives information about calcium and calcium chloride. When molten calcium chloride is electrolysed at 800 degrees centigrade, the calcium appears asC. solid at the bottom of the molten calcium chlorideB. liquid on the surface of the molten calcium chlorideA. solid on the surface of the molten calcium chlorideD. liquid at the bottom of the molten calcium chloride30s
- Q44. When hydrogen chloride gas is dissolved in water, a solution containing hydrogen ions and chloride ions is formed. Which equation correctly shows the state symbols for this change?DCBA30s
- Q55. The spectator ions in this reaction areB. Nitrate and hydroxide ionsC. Hydrogen and hydroxide ionsD. Potassium and nitrate ionsA. Hydrogen and potassium ions30s
- Q66. Which of the following shows the metals in order of increasing reactivity?B. YXZC. ZXYD. ZYXA. XYZ30s
- Q77. Nitrogen dioxide is a brown coloured gas that is soluble in water and more dense than air. Which of the following diagrams shows the most appropriate method for collecting and measuring the volume of nitrogen dioxide?BCDA30s
- Q88. A solution of a metal chloride burns with a green flame. Which of the following metal ions could be present in the metal chloride? You may wish to use the data booklet to help you.CADB30s
- Q99. Which of the following salts can be prepared by a precipitation reaction? You may wish to use the data booklet to help you.C. Ammonium phosphateD. Barium sulfateA. Lithium nitrateB. Calcium chloride30s
- Q1010. A solution of accurately known concentration is more commonly known as aC. StandardB. PreparedD. PreparedA. Correct30s
- Q1111. From the passage, name the term used to describe a rolled up sheet of graphite?C carbon nanotubeA. vertical columnB. diamondD. pillared structure30s
- Q1212. From the passage in Q11, name the metal added to the pillared structure to increase hydrogen storage capacity.A. alloyD. magnesiumC. sodiumB. lithium30s
- Q1313. Calculate the number of moles of hydrogen that, researchers claim, can be stored by one litre of this structure.B. 82D. 1C. 20.5A. 4130s
- Q1414. Chlorine gas can be formed in the laboratory by adding concentrated hydrochloric acid to potassium permanganate. The gas is bubbled through water, to remove any unreacted hydrochloric acid, and then concentrated sulphuric acid to dry it. The chlorine gas is then collected in a gas jar. Which part of the diagram shows where the drying process takes place?CADB30s
- Q1515. A student was asked to carry out an experiment to determine the concentration of a copper (II) sulphate solution. Part of the work card used is shown. Suggest how the student could have best evaporated the solution to dryness.B. Filter the solution and weigh the solid left behind.D. Heat water off using a bunsen, weigh crucible until you get 4 identical results.A. Boil all the water off.C. Leave the solution until it is dry.30s
