UNIVERSITY OF DELHI FACULTY OF SCIENCE SYLLABUS OF COURSES TO BE OFFERED
... The CBCS provides an opportunity for the students to choose courses from the prescribed courses comprising core, elective/minor or skill based courses. The courses can be evaluated following the grading system, which is considered to be better than the conventional marks system. Therefore, it is nec ...
... The CBCS provides an opportunity for the students to choose courses from the prescribed courses comprising core, elective/minor or skill based courses. The courses can be evaluated following the grading system, which is considered to be better than the conventional marks system. Therefore, it is nec ...
CHEMISTRY
... An introduction to theory and practice of organic chemistry through study of structural principles, reaction mechanisms, and synthesis leading toward end of second term, when complex molecules of biological interest are discussed. Basic goals of course are to develop appreciation and skill in method ...
... An introduction to theory and practice of organic chemistry through study of structural principles, reaction mechanisms, and synthesis leading toward end of second term, when complex molecules of biological interest are discussed. Basic goals of course are to develop appreciation and skill in method ...
CHAPTER 9 Stoichiometry - Modern Chemistry Textbook
... century began to understand the laws of nature by observing, measuring, and performing experiments on the world around them. However, this scientific method was incorporated into chemistry slowly. Though early chemists experimented extensively, most disregarded the importance of measurement, an over ...
... century began to understand the laws of nature by observing, measuring, and performing experiments on the world around them. However, this scientific method was incorporated into chemistry slowly. Though early chemists experimented extensively, most disregarded the importance of measurement, an over ...
chemistry - Brilliant Public School Sitamarhi
... *12. N2 and O2 gases have KH values 76.48 kbar and 34.86 kbar respectively at 293 K temperature. Which one of these will have more solubility in water? ...
... *12. N2 and O2 gases have KH values 76.48 kbar and 34.86 kbar respectively at 293 K temperature. Which one of these will have more solubility in water? ...
Charge transfer reactions between gas
... and FSCC = 1.4%. Nanocalorimetry of individual data sets yields DNvap = 2.8 to 3.9 evaporated water molecules, Table 3. The simultaneous fit of all data sets results in DNvap,sim(5) = 3.4 evaporated water molecules, again identical to the average value of individual data sets DNvap(5) = 3.40 0.63, ...
... and FSCC = 1.4%. Nanocalorimetry of individual data sets yields DNvap = 2.8 to 3.9 evaporated water molecules, Table 3. The simultaneous fit of all data sets results in DNvap,sim(5) = 3.4 evaporated water molecules, again identical to the average value of individual data sets DNvap(5) = 3.40 0.63, ...
Ch16 - WordPress.com
... A chemist investigated three different reactions and determined the value of the equilibrium constant for each. In which of the reactions are the products favoured over the reactants? Explain. a Reaction 1: K = 0.0057 b Reaction 2: K = 2.5 × 109 c Reaction 3: K = 3.1 × 10–3 A4. Reaction 2. The large ...
... A chemist investigated three different reactions and determined the value of the equilibrium constant for each. In which of the reactions are the products favoured over the reactants? Explain. a Reaction 1: K = 0.0057 b Reaction 2: K = 2.5 × 109 c Reaction 3: K = 3.1 × 10–3 A4. Reaction 2. The large ...
Chapter 3
... The formula of a compound indicates the number of atoms of each element in a unit of the compound. From a molecular or empirical formula, we can calculate what percent of the total mass is contributed by each element in a compound. A list of the percent by mass of each element in a compound is known ...
... The formula of a compound indicates the number of atoms of each element in a unit of the compound. From a molecular or empirical formula, we can calculate what percent of the total mass is contributed by each element in a compound. A list of the percent by mass of each element in a compound is known ...
Chemical Equilibria - Beck-Shop
... mol) is calculated as mass/molar mass, concentration = mass/(molar mass × volume) = density/molar mass. For pure solids and liquids, both density and molar mass are constant values. Q: What is saturated vapour pressure? A: In a closed vessel containing a liquid or solid, the particles at the surface ...
... mol) is calculated as mass/molar mass, concentration = mass/(molar mass × volume) = density/molar mass. For pure solids and liquids, both density and molar mass are constant values. Q: What is saturated vapour pressure? A: In a closed vessel containing a liquid or solid, the particles at the surface ...
Ch16
... A chemist investigated three different reactions and determined the value of the equilibrium constant for each. In which of the reactions are the products favoured over the reactants? Explain. a Reaction 1: K = 0.0057 b Reaction 2: K = 2.5 × 109 c Reaction 3: K = 3.1 × 10–3 A4. Reaction 2. The large ...
... A chemist investigated three different reactions and determined the value of the equilibrium constant for each. In which of the reactions are the products favoured over the reactants? Explain. a Reaction 1: K = 0.0057 b Reaction 2: K = 2.5 × 109 c Reaction 3: K = 3.1 × 10–3 A4. Reaction 2. The large ...
mod-5-revision-guide-4-transition-metals
... Cr3+ (green) and then Cr2+ (blue) are formed by reduction of Cr2O72- (orange) by the strong reducing agent zinc in (HCl) acid solution. Fe2+ is a less strong reducing agent and will only reduce the dichromate to Cr3+ . The Fe2+ and Cr2O7 2- in acid solution reaction can be used as a quantitative red ...
... Cr3+ (green) and then Cr2+ (blue) are formed by reduction of Cr2O72- (orange) by the strong reducing agent zinc in (HCl) acid solution. Fe2+ is a less strong reducing agent and will only reduce the dichromate to Cr3+ . The Fe2+ and Cr2O7 2- in acid solution reaction can be used as a quantitative red ...
Solutions - ChemConnections
... Mass balance indicates that we have the same number and type of atoms on both sides of the equation (so that mass is conserved). Similarly, net charge must also be conserved. We cannot have a buildup of charge on one side of the reaction or the other. In redox reactions, electrons are used to balanc ...
... Mass balance indicates that we have the same number and type of atoms on both sides of the equation (so that mass is conserved). Similarly, net charge must also be conserved. We cannot have a buildup of charge on one side of the reaction or the other. In redox reactions, electrons are used to balanc ...
Mole Concept
... Since atoms and molecules are so tiny, it is convenient to talk about a large number of them at a time. The chemical counting unit is known as the mole. A mole is defined as the amount of substance that contains as many elementary entities (atoms, molecules, or other particles) as there are atoms in ...
... Since atoms and molecules are so tiny, it is convenient to talk about a large number of them at a time. The chemical counting unit is known as the mole. A mole is defined as the amount of substance that contains as many elementary entities (atoms, molecules, or other particles) as there are atoms in ...
CHAPTER 4 REACTIONS IN AQUEOUS SOLUTIONS
... Strategy: In general, we follow the rules listed in Section 4.4 of the text for assigning oxidation numbers. Remember that all alkali metals have an oxidation number of 1 in ionic compounds, and in most cases hydrogen has an oxidation number of 1 and oxygen has an oxidation number of 2 in their c ...
... Strategy: In general, we follow the rules listed in Section 4.4 of the text for assigning oxidation numbers. Remember that all alkali metals have an oxidation number of 1 in ionic compounds, and in most cases hydrogen has an oxidation number of 1 and oxygen has an oxidation number of 2 in their c ...
Chapter 4 Chemical Quantities and Aqueous Reactions
... it also determines the amounts of the other ingredients we will use! ...
... it also determines the amounts of the other ingredients we will use! ...
Chapter 6 Ionic and Molecular Compounds
... A. CaO: The cation, Ca2+, is from Group 2A (2), and the anion, O2−, is from Group 6A (16). B. Al2O3: The cation, Al3+, is from Group 3A (13), and the anion, O2−, is from Group 6A (16). C. MgCl2: The cation, Mg2+, is from Group 2A (2), and the anion, Cl−, is from Group 7A (17). ...
... A. CaO: The cation, Ca2+, is from Group 2A (2), and the anion, O2−, is from Group 6A (16). B. Al2O3: The cation, Al3+, is from Group 3A (13), and the anion, O2−, is from Group 6A (16). C. MgCl2: The cation, Mg2+, is from Group 2A (2), and the anion, Cl−, is from Group 7A (17). ...
Ions
... Nonmetals, Group 5A (15), Group 6A (16), and Group 7A (17) • have high ionization energies, they don’t tend to lose electrons but instead gain electrons • readily gain one or more valence electrons to form ions with a negative charge. • gain electrons until they have the same number of valence elect ...
... Nonmetals, Group 5A (15), Group 6A (16), and Group 7A (17) • have high ionization energies, they don’t tend to lose electrons but instead gain electrons • readily gain one or more valence electrons to form ions with a negative charge. • gain electrons until they have the same number of valence elect ...
chapter 5 gases
... (c) is a weak electrolyte. A small amount of the compound dissociates into ions in water. When NaCl dissolves in water it dissociates into Na and Cl ions. When the ions are hydrated, the water molecules will be oriented so that the negative end of the water dipole interacts with the positive sodiu ...
... (c) is a weak electrolyte. A small amount of the compound dissociates into ions in water. When NaCl dissolves in water it dissociates into Na and Cl ions. When the ions are hydrated, the water molecules will be oriented so that the negative end of the water dipole interacts with the positive sodiu ...
Chemistry Appendixes
... An investigation report is the final result of your problem solving. Your report should follow the model outlined in Figure 1. As a further guide, use the information and instructions for the specific processes listed below. The parts of the investigation report that you are to provide are indicated ...
... An investigation report is the final result of your problem solving. Your report should follow the model outlined in Figure 1. As a further guide, use the information and instructions for the specific processes listed below. The parts of the investigation report that you are to provide are indicated ...
