Chemistry (All) | Practice Test / Quiz / MCQs

Home > CompTIA Security+ Certification > Quizzes > Chemistry (All)

Chemistry (All)

Fast practice, instant feedback. Timer auto-submits when time’s up.

Avg score: 49% • Most missed: “Element”

Study First Challenge a Friend Stats

Chemistry (All)

Time left 00:00

25 Questions

1. Define metallic bonding

The electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalAlloy of copper and zinc used in electrical plugs

2. Describe the process of electroplating

The electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsAlloy of copper and zinc used in electrical plugsMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metal

3. State the names and molecular formulae of the first 5 alkanes

1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)Alloy of copper and zinc used in electrical plugsThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons

4. Uses of brass

Alloy of copper and zinc used in electrical plugsThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metal

5. Describe the structure of metals

1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalMetals have a giant regular structure of positive ions surrounded by a sea of delocalised electronsThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)

6. State the temperature used for the manufacture of sulfuric acid by the contact process.

7. Describe the laboratory preparation of oxygen from hydrogen peroxide

Methane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)Hydrogen peroxide is added to a flask containing a catalyst of manganese oxide - mno₂. Oxygen is produced and is collected underwater.1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons

8. State the solubility rule for sodium - potassium and ammonium salts

The electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsAll common sodium - potassium and ammonium salts are soluble1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)

9. James chadwick - neutrons in the nucleus

Group 0The electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)

10. What is the ph and universal indicator colour of a weak alkali?

Methane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)8-10 - blueThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metal

11. State the conditons needed for the dehydration of ethanol to ethene.

Hot aluminium oxide catalyst1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)

12. The elements in the periodic table are arranged in order of increasing.....

1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsAtomic numberMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)

13. Giant ionic lattice

The electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)A three-dimensional structure of oppositely charged ions - bonded together by strong ionic bonds

14. What is crude oil?

1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)The electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsA mixture of hydrocarbons

15. Cracking

The electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsBreaking up of alkanes into smaller compounds - alkanes - alkenes and hydrogen1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)

16. State the colour of phenolphthalein in acidic and alkaline solutions

Methane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalAcidic = colourless - Alkali = pinkThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons

17. Alloy

18. Describe how you would test for fe²⁺ ions

The electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsAdd sodium hydroxide and a green precipitate will form1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)

19. Suggest why a small amount of dilute acid is added to water before it is electrolysed

The electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalIncreases electrical conductivityMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)

20. Explain why carbon dioxide is used in fizzy drinks

The electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalCarbon dioxide is soluble in waterMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)

21. Fuel cells

Fuel cells are supplied by an external source of fuel - like hydrogen or oxygen. Hydrogen fuel cells use hydrogen and oxygen to produce electricity to drive an electric motor. 2h2 + o2 => 2h20The electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)

22. Write a chemical equation for the complete combustion of propane

C₃h₈ + 5o₂ → 3co₂ + 4h₂oMethane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons

23. State the method used to obtain water from salt water

Methane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsSimple distillation

24. Which oxides are neutral

Methane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electronsSome non-metal oxides such as carbon monoxide

25. Solvent

Methane (ch₄) - ethane (c₂h₆) - propane (c₃h₈) - butane (c₄h₁₀) - pentane (c₅h₁₂)- dissolves in water easily - alcoholic drinks - evaporates easily (suitable solvent to use in glue - printing ink - perfumes and aftershaves)1. metal you want plated is used as the cathode; metal you want to use to plate is used as the anode 2) once electricity starts flowing atoms in the anode are oxidised to form ions 3) ions dissolve into the electrolyte 4) ions are then attracted to the cathode where they become reduced back to atoms coating the metalThe electrostatic attraction between a regular array of positive ions and the sea of delocalised electrons

⚡ Recently practiced quizzes in this topic

Live quiz activity

CompTIA Security+ Certification Exam CompTIA Cybersecurity Analyst Plus CySA+ CS0-001 Questions CompTIA Security+ SY0-601 Certification Exam Terms To Know Hardening Pentest+ CySA+ (CS0-002) Review Questions Physical Security Cybersecurity Assessment Test Virtualization (And Security) Overview of Security

25 Questions

❤ If you liked Fatskills, consider supporting us by checking out The Life Manuals You Never Got.

About | Explore | User Guide | Topics | Subjects | Doubt Solver | Career Aptitude Test | Answers | Free Tools | What Should We Know?
Privacy | Terms |

Without work one finishes nothing. - Ralph Waldo Emerson
© 2026 Fatskills.com

All trademarks, logos and brand names are the property of their respective owners. All company, product and service names used in this website are for identification purposes only. Use of these names, trademarks and brands does not imply endorsement.

25 Questions

❤ If you liked Fatskills, consider supporting us by checking out The Life Manuals You Never Got.

About | Explore | User Guide | Topics | Subjects | Doubt Solver | Career Aptitude Test | Answers | Free Tools | What Should We Know? Privacy | Terms |

Without work one finishes nothing. - Ralph Waldo Emerson© 2026 Fatskills.com

All trademarks, logos and brand names are the property of their respective owners. All company, product and service names used in this website are for identification purposes only. Use of these names, trademarks and brands does not imply endorsement.

About | Explore | User Guide | Topics | Subjects | Doubt Solver | Career Aptitude Test | Answers | Free Tools | What Should We Know?
Privacy | Terms |

Without work one finishes nothing. - Ralph Waldo Emerson
© 2026 Fatskills.com