explain why graphite conducts electricity but instruction
Prac - Conductivity of materials - LinkedIn SlideShare
Explain why most wires are made of copper. 5. Explain why graphite conducts electricity. 6. Is air a conductor or an insulator? How would you test this? 9. CONCLUSION • Write your own conclusion of the experiment. Recommended Training Tips Flipping the
GCSE Chemistry Question paper Paper 1 June 2018
. 2 Explain why graphite conducts electricity. Answer in terms of the structure and bonding in graphite. [3 marks] 17 *17* Turn over IB/G/Jun18/8462/1H Do not write outside the box The student investigated how the volume of gases produced changes with
10 Examples of Electrical Conductors and Insulators
2019/11/24· Pure water is an insulator, dirty water conducts weakly, and saltwater—with its free-floating ions—conducts well. 10 Electrical Conductors The best electrical conductor, under conditions of ordinary temperature and pressure, is the metallic element silver .
GCSE SAM Chemistry Booklet 2011 - Pearson qualifiions
Explain why bromine-79 and bromine-81 have different mass nuers but the same chemical reactions. (2) .. Use the diagrams of the structures of diamond and graphite to help you explain why graphite conducts electricity but diamond does not conduct (6) ..
Why do Metals conduct electricity? | KnowsWhy
Why do Metals conduct electricity? March 3, 2011, Hari M, Leave a comment Why do Metals conduct electricity? Metals are considered as good conductors of electricity. In terms of chemistry, a metal is a chemical substance that can generate positive ions in
Explain why NaCl does not conduct electricity when …
[b]Explain why NaCl does not conduct electricity when solid but does conduct when molten or in solution[/b] NaCl (common salt) is solid in state and solid ions or compounds don''t conduct electricity. It needs to be either melted, molten or dissolved in a solution (i.e. water) first.
Common IGCSE Chemistry Exam Questions With Answers …
Sample question: Explain, in terms of its structure, why graphite can act as lubricant (2 marks) Ans: In graphite when force is applied, the layers can slide over each other. Why graphite conducts electricity?
1. Look at the diagram. It shows a structure of carbon.
Explain, using ideas about structure and bonding, why silicon dioxide has a high melting point.  (b). Graphite is another allotrope of carbon. Graphite is used in pencil leads. Look at the structure of graphite. Explain, using ideas about structure and bonding 
Suggest three reasons why gold is still used in industrial …
Graphite Diamond 7 (a) Graphite is softer than diamond. Explain why. .. 17 Do not write outside the box G/J84031/Jun12/CH2HP (17) 7 (b) Graphite conducts electricity, but diamond does not. You''ve reached the end of your free preview. Want to read all 20
explain the structure of graphite in terms of bonding? | …
2013/2/1· Due to this reason graphite conducts electricity parallel to the of its plane. PROPERTIES It is dark grey crystalline solid , have dull metallic luster. It is soft and greasy. It is used as lubricant. Its density is 2.2 gm/cm3. It is used in the preparation of electrodes as
FIGURE 6 shows the apparatus FIGURE 6 0 6 1 Explain why electrolysis would NOT from SCIENCE 03053 at Creswell High School As a current student on this bumpy collegiate pathway, I stuled upon Course Hero, where I can find study resources for nearly all
Graphite is a Good Conductor of Electricity
Graphite. Graphite is an important allotropic form of carbon. It is a good conductor of electricity. It is used extensively for making core of electrochemical cells (Dry Cell) and Lead pencil. Graphite has a 3 D network structure. It consists of only carbon atoms. In
GCSE Exams Preparation
2019/5/2· (ii) Explain, as fully as you can, why diamond has this property. Use your knowledge of the structure and bonding of diamond and the information shown opposite to help you to answer this question. (3) (c) Explain why graphite is a good conductor of
C2.3 Properties of Materials OCR Exauilder
Graphite is used as an electrode in electrolysis. This is because it conducts electricity and has a high melting point. (i) Explain why graphite can conduct electricity. Use the diagram to help you.  (ii) Explain why graphite has a high melting point. Use the 
Graphene and fullerenes - Why are nanoparticles so …
2020/7/26· Like graphite, graphene conducts electricity well because it has delocalised electrons that are free to move across its surface. Fullerenes A fullerene is a molecular allotrope of carbon.
C2.2 how structure influences - LinkedIn SlideShare
Graphene Graphite 33. (b) Graphite is a non-metal. Use the information to explain why graphite conducts electricity. idea that • in graphite, only three bonds are formed by each carbon atom for 1 mark • one outer electron (per atom), free to move for 1 mark • an
Carbon is usually classified as a nonmetal. However, the …
Carbon is usually classified as a nonmetal. However, the graphite used in "lead" pencils conducts electricity. Look at a pencil, and list two nonmetallic prope… Give the name of (a) an ionic hydride and (b) a covalent hydride. In each case describe the preparation
As LEVEL CHEMISTRY NOTES: Deceer 2008
2.Draw and explain the structure of diamond 3.Why magnesium chloride is having a high melting point than sodium chloride 4.Molten sodium chloride conducts electricity. Why? 5 .Molten sodium chloride conducts electricity. Why? 6. Graphite is a good 7. Why
Chemistry, life, the universe and everything
For example, graphite conducts electricity, but is not metallic in other ways - it is not malleable - and can’t be heated and molded into other shapes. The answer lines in the behavior of the molecular orbitals and the resulting bonds they can produce.
Creating Circuts With Graphite (with Pictures) - …
Why it Works: Graphite, although a poor conductor, is still a conductor, thus has the ability to conduct electricity. Its most common use (that involves electricity) is in resistors, which is why its ability to conduct electricity drops greatly the longer the line is. P.S.
BSAK Chemistry weebly - BSAK Chemistry
(d) Explain how the student could improve the accuracy of the volume of gas recorded at each temperature. (3) (e) The student then used the same apparatus to measure the volume of gas produced every 10 seconds at 40 °C.
Why is silver more conductive than other metals?
According IACS; Ag 105% , Cu 100%, Au 70% and Al 61%. of electrical conductive metals, the full d-shell of first three elements with S1 in outer shell make them most conductive metals, but its
A-Level Chemistry - Home
Explain the following: a)Why the melting point increases from lithium to beryllium in Period 2, Why graphite conducts electricity but diamond does not f)Why the melting point decreases in the order fluorine > oxygen > nitrogen > neon g)Why the melting point
Differences Between Graphene and Graphite
It conducts heat and electricity and retains the highest natural strength and stiffness even in temperatures exceeding 3600 C. This material is self-lubriing and is also resistant to chemicals. Although there are different forms of carbon, graphite is highly stable under standard conditions.
Why Is Graphite Soft, But Diamond Is So Hard?
Why Is Graphite Soft, But Diamond Is So Hard? Updated on: 22 Oct 2019 by Ashish Diamond and graphite are two allotropes of the same element (carbon) and the differences in their properties are a result of the way their crystal structures are arranged.