INTRODUCTION TO CHEMICAL BONDS CHEMICAL BOND Definition: A chemical bond is defined as a force that acts between two or more atoms to hold them together as a stable molecule. Main types of bond: 1. Ionic or electrovalent bond‚ 2. Covalent bond‚ 3. Coordinate covalent bond Forth type of bond: Metallic bond: The type of bonding which holds the atoms together in metal crystal. Valence electron: The electrons in the outer most energy level in an atom that takes part in chemical bonding
Premium Chemical bond Atom Covalent bond
Chemical bond From Wikipedia‚ the free encyclopedia Jump to: navigation‚ search A chemical bond is an attraction between atoms that allows the formation of chemical substances that contain two or more atoms. The bond is caused by the electrostatic force of attraction between opposite charges‚ either between electrons and nuclei‚ or as the result of a dipole attraction. The strength of chemical bonds varies considerably; there are "strong bonds" such as covalent or ionic bonds and "weak bonds"
Premium Electron Atom Covalent bond
其A3 Diamond Chemicals PLC (A) and (B) Teaching Note Synopsis and Objectives These two cases present the capital investment decisions under consideration by executives of a large chemicals firm in January 2001. The A case (case 20) presents a go/no-go project evaluation regarding improvements to a polypropylene production plant. The B case (case 21) reviews the same project but from one level higher‚ where the executive faces an either/or investment decision between two mutually exclusive
Premium Net present value Discounted cash flow Corporate finance
phone his mind started to think of all the different tasks he would need to do to win and complete the job. He realised the workshop was larger than any shed he had previously built‚ but having built many sheds before‚ he was confident he had the project management skills to build a shed that would meet Mr Jones’s criteria. He jotted down some of his thoughts on a notepad so that he would not forget anything. First of all‚ Fred knew he would have to come up with a winning design‚ so he would need
Premium Construction Management Project management
CHEMICAL BANK - Allocation of Profits EXECUTIVE SUMMARY The overall profitability of Chemical Bank has been negatively affected by a decrease in profit contribution from Due Bills. There is an external threat of reduced interest rates and internal threats in the form of misalignment between involved divisions. The following suggestions aim to counteract this development 1. Increasing sales volumes of Due Bills a. Allocate 100% of profits from customer fees to Metro b. Aligning Metro’s
Premium Allocation
Barilla SpA is a world largest past manufacturer has experienced a phenomenal growth. The company had pasta share of 35% in Italy and 22% in Europe‚ plus 29% in Italian bakery product market(page 2 case) However‚ it began taken a tall on Barilla’s “manufacturing and distribution system” (page 1 Case). Without having proper data and control over the orders the company experienced wide fluctuations in demand. As a result Barilla experienced bullwhip effect where demand forecast was not centralized
Premium Logistics Inventory Supply chain management
The hypothesis If a chemical reaction occurs‚ then there will be indicators of a chemical change‚ was supported throughout this experiment. Throughout this experiment there were several reactions that took place‚ and an indicator of such chemical reactions could be seen throughout each one. The first piece of identifiable evidence was present in the first step‚ which was when copper (II) nitrate and sodium hydroxide were combined. When stirred‚ a blue precipitate formed at the bottom of the test
Premium Chemical reaction Chemistry
changes are used to describe matter. A property is a trait of matter‚ when that sample of matter is in a fixed state. There are two different types of properties: physical properties and chemical properties. A change is something that alters the properties of a substance. There are two types of changes: chemical changes and physical changes. A physical property is a property that can be observed without changing the makeup (or composition) of a substance. Some examples of a physical properties
Premium Chemistry Temperature
Drugs and Chemicals to be Avoided in G6PD Deficiency Drugs to be Avoided in G6PD Deficiency There are different types of G6PD deficiency‚ an individual need to know the type of G6PD that they have inherited because each types of G6PD deficiency react to drugs differently and some may not react to some of the drugs and chemicals listed here. This is not a comprehensive list there are drugs and chemicals that may also be harmful to those with G6PD deficiency that are not on this list an individual
Premium Urinary tract infection Aspirin Paracetamol
Chemical Bank : Implementing the Balanced Scorecard Submitted By : Group 12 KUSHAL KISLAY FT151093 MEHUL JAIN FT152088 SIDDHARTHA PAUL FT154003 VIVEK KHATTAR FT154063 JAYANTH SATHEESH FT152025 Background • Chemical Banking Corporation was performing a radical organizational transformation into a marketfocused and customer-focused organization after the 1991 merger with the Manufacturers Hanover Corporation. • Shift its image from a narrow provider of traditional financial services to a broader
Premium Strategic management Management Balanced scorecard