Intermolecular forces and liquids and solids pdf

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intermolecular forces and liquids and solids pdf

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11.S: Liquids and Intermolecular Forces (Summary)

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We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime. Upcoming SlideShare. Like this presentation? Why not share! General chemistry chemistry Embed Size px. Start on. Show related SlideShares at end. WordPress Shortcode. Mary Beth Smith , Teacher Follow. Published in: Education , Technology , Business. Full Name Comment goes here.

Are you sure you want to Yes No. Nuray Rzayeva. Pristine Corsino. Utkarsh Metha. Show More. No Downloads. Views Total views. Actions Shares. No notes for slide. Answers: a Br 2 largest molecular weight , b HCl largest polarity How Do We Explain This? Summarizing Intermolecular Forces Phase Changes The specific heats of ice, water, and steam are 2. Figure There are two ways to define the unit cell NaCl unit cell representing appropriate ion sizes The coordination number tells the number of particles surrounding a particular particle in a crystal.

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The Four Intermolecular Forces and How They Affect Boiling Points

The notion of intermolecular potentials is based on separability at two different levels. The Born-Oppenheimer separation between electronic and nuclear motions prescribes the use of the electronic energy surface as the potential energy for the nuclear motions. The nuclear motions can be separated into internal molecular motions, i. The latter separation follows from the shape of the potential energy surface, which is determined by the nature of the interactions involved. For molecular ions the intermolecular Coulomb interaction energies are equally large as the intramolecular covalent binding energies, but even in this case the steep distance dependence and strong directionality of the covalent bonds make the potential energy surface depend most sensitively on the internal molecular coordinates. So there is a clear separation between internal molecular coordinates and external ones. Molecules are recognizable by their electronic and vibrational spectra; the intermolecular interactions cause slight modifications of these spectra line shifts, splittings, broadening.

Properties like melting and boiling points are a measure of how strong the attractive forces are between individual atoms or molecules. It all flows from this general principle: as bonds become more polarized, the charges on the atoms become greater, which leads to greater intermolecular attractions, which leads to higher boiling points. Now available — Download this awesome free 3-page handout on how to solve common boiling point problems. With 10 examples of solved problems! Hydrogen bonding occurs in molecules containing the highly electronegative elements F, O, or N directly bound to hydrogen.


Introduction. Page 3. What holds particles together in liquids and solids? Intermolecular forces: Forces between molecules that cause them to aggregate and form.


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How would the strength of intermolecular forces affect viscosity? Viscosity increases with stronger intermolecular forces Step-by-step explanation: Viscosity is the resistance of a liquid to flow. The greater the inter-molecular forces the higher the boiling point and the higher the freezing point. How does viscosity depend on intermolecular forces? Because they affect the surface properties of a liquid, soaps and detergents are called surface-active agents, or surfactants.

The state of a substance depends on the balance between the kinetic energy of the individual particles molecules or atoms and the intermolecular forces. The kinetic energy keeps the molecules apart and moving around, and is a function of the temperature of the substance and the intermolecular forces try to draw the particles together. Molecules in liquids are held to other molecules by intermolecular interactions, which are weaker than the intramolecular interactions that hold molecules and polyatomic ions together.

In Chapter 6 , we discussed the properties of gases. Here, we consider some properties of liquids and solids. As a review, the Table below lists some general properties of the three phases of matter. Substances that are polar experience dipole-dipole interactions. Substances with covalent bonds between an H atom and N, O, or F atoms experience hydrogen bonding.

The Four Intermolecular Forces and How They Affect Boiling Points

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Никуда я не звонил. ГЛАВА 83 Беккеровская веспа, без сомнения, была самым миниатюрным транспортным средством, когда-либо передвигавшимся по шоссе, ведущему в севильский аэропорт. Наибольшая скорость, которую она развивала, достигала 50 миль в час, причем делала это со страшным воем, напоминая скорее циркулярную пилу, а не мотоцикл, и, увы, ей не хватало слишком много лошадиных сил, чтобы взмыть в воздух. В боковое зеркало заднего вида он увидел, как такси выехало на темное шоссе в сотне метров позади него и сразу же стало сокращать дистанцию. Беккер смотрел прямо перед .

Когда-нибудь он станет мировым стандартом. Сьюзан глубоко вздохнула. - Да поможет нам Бог, - прошептала .

Но вышла ошибка. Я, пожалуй, занесу его в полицейский участок по пути в… - Perdon, - прервал его Ролдан, занервничав.  - Я мог бы предложить вам более привлекательную идею.  - Ролдан был человек осторожный, а визит в полицию мог превратить его клиентов в бывших клиентов.  - Подумайте, - предложил.  - Раз у человека в паспорте был наш номер, то скорее всего он наш клиент.


Solids are incompressible and have a definite shape and volume. Solid molecules are packed closely together. The molecules are so rigidly packed that they.


12: Liquids, Solids, and Intermolecular Forces

По-видимому, Стратмор проверял свой план с помощью программы Мозговой штурм. Если кто-то имеет возможность читать его электронную почту, то и остальная информация на его компьютере становится доступной… - Переделка Цифровой крепости - чистое безумие! - кричал Хейл.  - Ты отлично понимаешь, что это за собой влечет - полный доступ АНБ к любой информации.  - Сирена заглушала его слова, но Хейл старался ее перекричать.  - Ты считаешь, что мы готовы взять на себя такую ответственность. Ты считаешь, что кто-нибудь готов.

Дэвид терпеливо ждал. - Сьюзан Флетчер, я люблю. Будьте моей женой. Она подняла голову. Глаза ее были полны слез. - Прости меня, Дэвид, - прошептала .

Мотоцикл, виляя, мчался по газону и, обогнув угол здания, выехал на шоссе. Халохот, кипя от злости, побежал к такси. Несколько мгновений спустя водитель уже лежал на земле, с изумлением глядя, как его машина исчезает в облаке пыли и выхлопных газов. ГЛАВА 82 Когда мысль о последствиях звонка Стратмора в службу безопасности дошла до сознания Грега Хейла, его окатила парализующая волна паники. Агенты сейчас будут .

Intermolecular Forces and the Properties of Molecular Solids

Беккер понимал, что через несколько секунд его преследователь побежит назад и с верхних ступеней сразу же увидит вцепившиеся в карниз пальцы.

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  • Intermolecular. Forces. States of Matter. Because in the solid and liquid states Intermolecular. Forces van der Waals Forces. • Dipole-dipole interactions. Mollie O. - 18.05.2021 at 10:16
  • String programs in c for interview pdf pre intermediate english level pdf Niripube - 18.05.2021 at 11:03

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