- Study guides, Class notes & Summaries

EOSC 118 EXAM WITH COMPLETE SOLUTIONS 100% CORRECT Methods for synthetically producing diamonds - Answer- Carbon Vapour Deposition (CVD), High Pressure High Temperature growth (HPHT) HPHT growth - Answer- seed diamonds placed in chamber, flooded with molten carbon and catalysts, imitates growth of natural diamonds, 1500 degrees C and 60,000 atm pressure Carbon Vapour Deposition (CVD) - Answer- flow H and CH4 gas through chamber with plasma flame in flow path, low pressure, uses diamond...

-

27 pages

Written in 2024/2025

Grade A+

Scholarsstudyguide

Eosc 118 Exam Prep Questions And 100% Correct Answers!!

-

14 pages

Written in 2025/2026

Grade A+

QUINTER

EOSC 118 - Final Exam (kill me) Questions With Correct Answers...

-

52 pages

Written in 2026/2027

Grade A+

Zayla

EOSC 118 Exam | UPDATED Questions with 100% Correct Answers

-

41 pages

Written in 2025/2026

Grade A+

ExamsCollection

EOSC 118 Bundled Questions Answered Correctly Latest Update 2025/2026

-

6 items

joshuawesonga22

EOSC 118 Module C Exam Questions with Correct Answers Latest Update What is the sea of electrons and how does it contribute to metal reflectivity? - Answers Metallic bonding allows electrons to be shared throughout material, so valence electrons move freely. In the sea, electrons lose discrete energy levels and are part of overlapping, broader energy bands. These bands cause energy absorbed to be immediately re–emitted. Where are gold reservoirs in global market? - Answers Central banks, g...

-

3 pages

Written in 2025/2026

Grade A+

joshuawesonga22

EOSC 118 Module B Exam Questions with Correct Answers Latest Update List the properties of diamond. - Answers Is a native element (C) Cubic crystal system Octahedral form Perfect octahedral cleavage Very high thermal and electrical conductivity Covalent bonding between atoms How is graphite structurally different from diamond? - Answers It is also composed of C bonded covalently, but rather than having 4 atoms bonded to an atom, it has only 2. They exist in 2D sheets that are held togeth...

-

5 pages

Written in 2025/2026

Grade A+

joshuawesonga22

EOSC 118 Module A Test Questions with Correct Answers Latest Update What is the Koh i Noor diamond's history? - Answers Unclear prior to mid 1500s. Owned by a succession of rulers and warlords. Today, it is featured as the centerpiece of the Queen's crown after being recut in 1852 to just over half its original size. It is part of the English Crown Jewels. Why is the Hope Diamond valuable? Where was it mined? Where is it now? - Answers Value = deep blue colour, lack of internal flaws. ...

-

6 pages

Written in 2025/2026

Grade A+

joshuawesonga22

EOSC 118 Exam Questions and Answers Already Passed Latest Update Name of the largest diamond and origin- AnwersGolden Jubilee South Africa, Premier Mine Top producing countries for: 1. Gold 2. Platinum Group Metals (PGMs) 3. Diamonds- Anwers1. South Africa, China, Canada 2. South Africa, Russia 3. South Africa Earth's Interior (Top to bottom) Describe them as well- AnwersLithosphere – Rich in Si and Fe Asthenosphere – Soft layer Mantle – Continual hot magma movement Out...

-

18 pages

Written in 2025/2026

Grade A+

joshuawesonga22

EOSC 118 Bundled Questions Answered Correctly Latest Update 2025/2026

-

2 items

joshuawesonga22

EOSC 118 Quiz 1 Questions and Answers Already Passed Latest Update Koh I Noor Diamond - Answers 105 carats, less than original 186 The Cullinan Diamond - Answers Largest diamond ever found, 3106 carats 9 significant stones, 96 smaller stones, extra pieces Cullinan I - Answers 530.2 carats Cullinan II - Answers 317.4 carats Cullinan III and IV - Answers 94 and 64 carats Hope Diamond - Answers Blue colour, 45.52 carats Dresden Green Diamond - Answers Green, rarest hue 41 carats Wittels...

-

9 pages

Written in 2025/2026

Grade A+

joshuawesonga22

EOSC 118 Final Exam Questions Answered Correctly Latest Update What is the Koh-I-Noor diamond? - Answers Weighs 105.6 carats, sits within the Queen Mother's crown. Queen V had the stone recut to add to the fire of the diamond. What diamond is in the Crown Jewels? - Answers The Cullian Diamond (3106c rough) but was cut to 9 significant stones, 96 smaller ones. Cullian I is known as the Star of Africa, and is mounted in the Royal Scepter and the Cullinan II is located in the Imperial State C...

-

13 pages

Written in 2025/2026

Grade A+

joshuawesonga22

EOSC 118 Test Questions Answered Correctly Latest Update Koh-I-Noor Diamond - Answers Centre piece of the Queen Mother's Crown How many carats in the Koh-I-Noor before and after cut? - Answers Before-186 carats After 105.6 carats Where was the Koh-I-Noor diamond mined? - Answers Andrha Pradesh in India History of the Koh-I-Noor diamond - Answers Taken from the Sikh Empire by the British East india company then became part of the British Crown Jewels Cullinan Diamond - Answers Resides wi...

-

9 pages

Written in 2025/2026

Grade A+

joshuawesonga22

EOSC 118 Questions with Detailed Verified Answers

-

3 items

Ivie

Eosc 118 Exam Questions And 100% Correct Answers!!

-

10 pages

Written in 2025/2026

Grade A+

QUINTER

Eosc 118 Test 7 Questions And 100% Correct Answers!!

-

10 pages

Written in 2025/2026

Grade A+

QUINTER

Eosc 118 Test 6 Questions And 100% Correct Answers!!

-

20 pages

Written in 2025/2026

Grade A+

QUINTER

Eosc 118 Test 5 Questions And 100% Correct Answers!!

-

21 pages

Written in 2025/2026

Grade A+

QUINTER

Eosc 118 Test 4 Questions And 100% Correct Answers!!

-

19 pages

Written in 2025/2026

Grade A+

QUINTER

Eosc 118 Test 3 Questions And 100% Correct Answers!!

-

17 pages

Written in 2025/2026

Grade A+

QUINTER

Eosc 118 Test 2 Questions And 100% Correct Answers!!

-

18 pages

Written in 2025/2026

Grade A+

QUINTER

Eosc 118 Exam Revision Questions And 100% Correct Answers!!

-

20 pages

Written in 2025/2026

Grade A+

QUINTER