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Nano-Tech.

Nano-Tech.

Assessment

Presentation

Chemistry

10th Grade

Practice Problem

Hard

Created by

Tassnim Alsayed

Used 4+ times

FREE Resource

27 Slides • 0 Questions

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

Nanotechnology And

Chemistry

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

Nanotechnology is one of the greatest breakthroughs in life,

it opened the door for more

discoveries in all life and science fields (medicine, physics,

agriculture, industry...etc) .

Chemistry (the central science) is regarded as the mother of

nanotechnology because it founded

its principles.

Nanotechnology And Chemistry

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

The concept "Nanotechnology" consists of two words:-

Nano: Which is derived from the Greek words "Nanos"
which means dwarf.

Technology: The practical usage of knowledge in a
certain field.

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

Nanotechnology: The technology of tiny objects, concerned with
the manipulation of matter on a nanoscale to create new, special
and useful products.

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

How small is the
Nanometer ??

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

1-Nanometer is a special measuring unit which
equals one billionth meter 0.000000001 or 10ˉ9
meter
2-Millimeter equals 0.001 or 10-3 m
3-Micro meter equal 0.000001 or 10-6 m


The diameter of water molecule equals 0.3 nm


The diameter of an atom ranges from 0.1 to 0.3 nm

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

Scientists discovered that some properties of substances (color,

solidity, flexibility, melting point, speed of chemical reaction...etc.)
changes on Nanoscale.

Such properties are known as "Size-
dependent properties" because they change by the change of size.


Size-dependent properties: properties

that change by the change of matter size.

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

The scale on which the Nano properties of matter appears. It ranges

from 1to 100 nm.

Nanoscale

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What makes nanoscale unique ???

What makes the Nano scale unique in its measurement, is that the properties of the
substance in this dimension like color and transparency, the ability to conduct heat
and electricity, the toughness and elasticity, the melting point, the speed of
chemical reaction, and other properties totally change, and the substance gains
new and unique properties.

Scientists have discovered that these properties change with the change of Nano

volume properties from the substance, which is called volume dependent properties.

Critical Nano volume: the volume in which the unique Nano properties of

the substance appears and is among between I - 100 nm.

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

1-Nano gold:-

Gold is known for its shiny yellow color, but when its size shrinks, its color
changes.

Scientists discovered that Nano gold has many colors (such as green, orange
and red) which differ according to the Nano-size of gold particles which are
used in the treatment of cancer .

The size dependent properties of nanoparticles

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

Watch this video ( the uses of Nano Gold )
Tiny treasure the future of Nano gold

And answer the questions :-

1- the uses of Nano Gold
2- what makes Nano gold unique in the human body
3- How can we use certain Nano particles in car ?

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

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2-Nano copper:-

The solidity of copper molecules increases when they begin shrinking from
macroscale to nanoscale.

Nanoparticles have extraordinary size-dependent properties due to the increase of
the ratio between their surface areas and volumes and the no. of atoms.
When the size of a substance shrinks, the ration between surface area and volume
increases
(S.A increases, while volume decreases)

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In the Nano volume of the substance, the ratio increases between the surface area

to the volume to a very large degree.

The numbers of substance atoms exposed to reactions become many if

compared to their numbers in the greater volume of the substance. This ratio
between the surface area to the volume acquires the Nano particles new and

unique physical and chemical properties.

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Nano-chemistry is one of Nano sciences which deals with the chemical
applications of nanomaterials. It's concerned with the description, study and
creation of substances on nanoscale. It's also concerned with the unique properties
of collecting atoms and molecules on nanoscale, too.

Nano-substances have a lots of different shapes (thin films, tubes,
granules...etc), all of them range from 1 nm to 100nm, they're classified into:-

A- One-dimensional nano-materials
B-Two-dimensional nano-materials
C-Three-dimensional nano-materials

Nano-Chemistry

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1-Thin films: they are the substances that have one Nano dimension
used for painting roofs to protect them from corrosion and rusting
used for packaging food products to protect them from pollution and
damage.

A- One-dimensional Nano-materials

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2-Nanowires: they are the substances that have one-Nano dimension
used in the manufacture of electric circuits

used in the manufacture of Nano fibers (which are used in water filters
manufacture)

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They are the substances that have Two-Nano dimensions

Examples:- Uni and Multi nanotubes
Carbon nanotubes: single-walled or multi-walled tubes made of
carbon molecules.

B- Two-dimensional Nano-materials

Uni-walled tube

Multi-walled tube

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

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Properties of carbon nanotubes:-

1- They are good conductors of heat and electricity: They conduct
electricity better than copper and conduct heat better than
diamond.
2- They are stronger than steel due to the strong bonds between
their molecules: A nanotube of the size of a hair follicle can carry a
whole train!!! Which made scientists think of using it in the
manufacture of ropes in space-elevators
3- They can bond easily with proteins: because of this property,
they can be used as a biological sensors.

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

They are the substances that have Three-Nano dimensions

1-Nano-shells: used in the treatment of cancer
2-Buckyball: A ball made of 60 carbon atoms with the formula C60, it has
a lot of properties which depend on its structure
Importance: Scientists are working on using it to carry medicines
inside human body, as its hollow structure suits molecules of
certain medicines, which prevent the occurrence of reactions with
the medicines molecules and increases their efficiency.

C- Three-dimensional Nano-materials

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

Watch the Video Below :-

https://www.youtube.com/watch?v=KOPE9rqkrH
A

Heads Together

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

1- Medical field
2-Agriculture field
3- Energy Field
4- Industrial Field
5- Communication Field
6-Environmental Field

Applications on Nanotechnology:-

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

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1- Medical effects: affect the lungs and some
cells
2- Environmental effects : Nano pollutions
3- Social effects: Social and economic
inequality.

Harmful effects of Nanotech:-

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CREDITS: This presentation template was

created by Slidesgo, including icons by Flaticon,

and infographics & images by Freepik.

CREDITS: This presentation template was created by Slidesgo, including

icons by Flaticon, and infographics & images by Freepik.

Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

while fostering intercultural awareness, and lifelong learning.

Do you have any

questions?

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Our mission is to empower our students to utilize their potentials in a diverse and challenging world. We provide outstanding education for the mind, spirit and body using state-of-the-art methodologies

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Nanotechnology And

Chemistry

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