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Educational workbook presenting explanations and structured exercises on atomic structure, ion formation, isotopes, and ionic bonding within the study of chemical bonding.
Subject:
Chemistry
Topic:
Chemical bonding and atomic structure
Document type:
Educational workbook
Educational level:
Secondary education
Content focus:
Ions, isotopes, atomic models, ionic bonding, giant ionic lattices
Includes:
Explanatory text, worked examples, practice questions, calculation tasks, diagram instructions
Chemical elements referenced:
Lithium, Sodium, Potassium, Magnesium, Aluminium, Oxygen, Fluorine, Chlorine, Nitrogen, Boron, Beryllium, Sulphur, Calcium, Rubidium
Assessment component:
Exam-style questions and model answers
Price: 8 / 10 USD
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The product description is provided for reference. Actual content and formatting may differ slightly.
Year:
Not specified
Region / city:
Not specified
Topic:
Chemistry
Document type:
Educational material
Organization / institution:
Not specified
Author:
Not specified
Target audience:
Students, learners of chemistry
Period of validity:
Not specified
Date of approval:
Not specified
Date of changes:
Not specified
Year:
2023
Region / City:
N/A
Subject:
Science
Document type:
Educational Resource
Organization / Institution:
Royal Society of Chemistry
Author:
N/A
Target Audience:
Students, Educators
Validity Period:
N/A
Approval Date:
N/A
Modification Date:
N/A
Subject:
Chemistry
Topic:
Covalent bonding and intermolecular forces
Document type:
Examination questions
Educational level:
Secondary / pre-university chemistry
Question format:
Multiple choice and short-answer questions
Assessment structure:
Marked questions with allocated marks
Key concepts:
Electronegativity, Lewis structures, molecular shape, hydrogen bonding, polarity, boiling point, vapour pressure
Compounds referenced:
NH4+, SO2, NH3, H2O, CH4, benzene (C6H6), ethoxyethane (CH3CH2OCH2CH3), ethanol (C2H5OH), methoxymethane (CH3OCH3)
Skills assessed:
Conceptual understanding of bonding, interpretation of graphs, comparison of intermolecular forces, molecular geometry analysis
Year:
2021
Region / city:
Noordwijk, The Netherlands
Topic:
Space product assurance, metallic powder bed fusion technologies
Document type:
Standard
Organization / institution:
European Space Agency (ESA)
Author:
ECSS-Q-ST-70-80C Working Group
Target audience:
Space industry professionals
Effective period:
N/A
Approval date:
N/A
Amendment date:
N/A
Series:
Review My Learning
Subject:
Chemistry
Topic:
Metallic bonding
Educational level:
14–16 specifications
Type of document:
Teacher guidance and answer key
Organisation:
Royal Society of Chemistry
Publisher:
Royal Society of Chemistry
Components:
Worksheet overview, model answers, guidance on misconceptions
Assessment focus:
Interpreting diagrams, electrostatic forces, delocalised electrons, electrical conductivity
Intended audience:
Teachers and non-subject specialists
Associated materials:
Metallic Bonding worksheet, Bonding worksheets
Scope:
Single-level scaffolded worksheet with extension tasks
Year:
2020
Region / city:
Hampton, VA
Topic:
Additive Manufacturing, Metallic Powder Core Tubular Wire
Document Type:
Research Paper
Organization / Institution:
NASA Langley Research Center, Colorado School of Mines
Author:
Marcia Domack
Target Audience:
Researchers, Engineers, Academics in Additive Manufacturing
Period of Validity:
2020
Approval Date:
November 18-20, 2020
Date of Modifications:
N/A
Subject:
Science
Grade Level:
9
Topic:
Heat Treatment of Metals
Type of Document:
Laboratory Experiment Instructions
Focus Material:
Iron
Key Concepts:
Tempering, Hardness, Brittleness, Malleability
Materials:
Metal paper clips, crucible tongs, Bunsen burner, heat-resistant pad, beaker, cold water
Safety Requirements:
Safety eyewear, careful handling of hot metal and open flame
Experimental Variables:
Heat treatment method, cooling rate, number of bends before breaking
Data Collection:
Tables for bends count and observational notes
Sections Included:
Introduction, Purpose, Materials, Safety Precautions, Question, Hypothesis, Procedure, Observations, Analysis, Conclusion
Year:
2020
Region / City:
United States
Theme:
Cryogenic Engineering
Document Type:
Technical Specification
Organization / Institution:
Fermilab
Authors:
Michael Geynisman, Mark Adamowski, John Anderson Jr., David Montanari, Michael White
Target Audience:
Engineers, Designers, and Technicians in Cryogenic and Structural Engineering
Period of Validity:
Ongoing
Approval Date:
January 2020
Revision Date:
January 2020
Modification History:
Updated requirements for quality control, added clarification on testing procedures, and modified terminology to align with industry standards
Description of Document:
Technical specification detailing the design, fabrication, quality control, testing, and maintenance standards for metallic membrane cryostats, including design guidelines, construction methods, and international code references.
Year:
2026
Region / City:
Mansfield, MA, USA; Tianjin, China
Topic:
Stem cell delivery, biomaterials, nanotechnology
Document Type:
Research article
Institution:
NanoVault, Hebei University of Technology
Author:
Thomas J. Webster
Target Audience:
Biomedical researchers, material scientists
Methods:
Additive manufacturing of metal nanoporous membranes, in vitro and in vivo studies
Key Findings:
Controlled nanopore size, inhibition of IgG, promotion of neovascularization, selective biomolecule passage
Funding:
NanoVault, Inc.
Applications:
Diabetes treatment, stem cell transplantation
Year:
2016
Date:
January 29, 2016
Time:
3:00–4:00 P.M.
Location:
EC2300 (Large Conference Room), Engineering Center
Institution:
Florida International University
Department:
Department of Mechanical and Materials Engineering
Organizing Unit:
Multidisciplinary Analysis, Inverse Design, Robust Optimization and Control (MAIDROC) Laboratory
Event Type:
Invited Lecture
Lecture Title:
Computational Materials Design Challenges for Metallic Materials
Lecturer:
David L. McDowell
Lecturer Affiliation:
Georgia Institute of Technology, Woodruff School of Mechanical Engineering and School of Materials Science and Engineering
Lecturer Position:
Regents’ Professor and Carter N. Paden, Jr. Distinguished Chair in Metals Processing; Executive Director, Institute for Materials
Organizer:
George S. Dulikravich
Research Field:
Computational Materials Science, Mechanical Engineering, Materials Engineering
Topic:
Multiscale modeling and computational design of metallic materials
Target Audience:
Faculty, researchers, and students in materials science and mechanical engineering
Region:
Miami, Florida, United States
Year:
2026
Region / city:
Prague, Rende
Subject:
Gas transport properties, Ionic liquids, PolyActive™ membranes
Document type:
Supplementary Information
Institution:
University of Chemistry and Technology Prague, Institute on Membrane Technology (CNR-ITM), Czech Academy of Sciences
Author:
Martina Klepić, Alessio Fuoco, Marcello Monteleone, Elisa Esposito, Karel Friess, Pavel Izák, Johannes C. Jansen
Target audience:
Researchers in materials science, chemical engineering, membrane technology
Period of validity:
N/A
Approval date:
N/A
Modification date:
N/A
Year:
N/A
Region / City:
N/A
Subject:
Chemistry
Document Type:
Worksheet
Organization / Institution:
N/A
Author:
N/A
Target Audience:
Students
Validity Period:
N/A
Approval Date:
N/A
Date of Changes:
N/A
Subject:
Chemistry
Course:
AP Chemistry
Topic:
Net Ionic Equations
Subtopics:
Dissociation; Double Replacement; Precipitation; Redox; Acid-Base Reactions; Buffers; Titrations; Galvanic Cells; Combustion Reactions
Chemical Species Mentioned:
HCl; HBr; HI; HClO4; H2SO4; HNO3; NH3; H2NNH2; HCOOH; SiH4; CH3NH2; Na2CO3; Ca(NO3)2; Ba(NO3)2; CuSO4; KC6H7O2; HC6H7O2; HC2H3O2; NaC2H3O2; H2O2; Na2S2O3; Na2S4O6; I2; HNO2; CaCl2; AgI; AgBr; H2SO3; Ba(OH)2; C2H5NH2; HOCl; NaOH; S8; SO2
Reaction Types Covered:
Dissociation; Precipitation; Single Replacement; Redox; Acid-Base Neutralization; Buffer Reactions
Includes:
General formulas; Net ionic formats; Practice problems; Titration scenarios; Solubility and dissociation rules
Temperature Reference:
25°C
Year:
2023
Region / city:
Not specified
Topic:
Ionic bonding and structure
Document type:
Educational resource
Institution:
Johnstone’s series
Author:
Not specified
Target audience:
Students (ages 14-18)
Duration:
15–30 minutes
Note:
Learning objectives
Date approved:
Not specified
Date of revision:
Not specified
Description:
This document is an educational worksheet designed to help students develop a deeper understanding of ionic structures using Johnstone’s triangle approach, focusing on macroscopic, symbolic, and sub-microscopic levels.
Year:
2023
Region / City:
Yavatmal, Nashik, Vellore
Field:
Chemistry
Document Type:
Research Paper
Institution:
Amolakchand Mahavidyalaya, K K Wagh College of Pharmacy, VIT University
Author(s):
Nadeem Ahmad Ayyub, Sainath Babaji Aher, Pundlik Rambhau Bhagat, Prashant Narayan Muskawara
Target Audience:
Researchers in Chemistry, Students in Advanced Sciences
Period of Validity:
N/A
Approval Date:
N/A
Modification Date:
N/A
Subject:
Chemistry
Unit:
Chemical Names and Formulas
Topic:
Ionic Compounds
Document Type:
Answer Key
Educational Level:
Secondary Education
Assignment Type:
Homework
Focus:
Nomenclature of Ionic Compounds
Content:
Naming Ionic Compounds and Determining Roman Numerals for Cations
DOI:
10.34854/ICPAF.2023.50.2023.1.1.039
Year:
2023
Institution:
Ioffe Institute
City:
Saint Petersburg
Country:
Russia
Facility:
Globus-M2 spherical tokamak
Research Field:
Plasma physics
Subject:
Study of high-energy ion component and charge-exchange atom spectra
Device:
CNPA-09 compact analyzer
Energy Range:
0.8–60 keV (deuterium), 0.8–120 keV (hydrogen)
Number of Channels:
44
Related Instruments:
ACORD-12, ACORD-24M
Heating Methods:
Neutral Beam Injection (NBI), Ion-Cyclotron Resonance Heating (ICRH)
Funding Framework:
State contracts of the Ioffe Institute (0034-2021-0001, 0040-2019-0023)
Scientific Program:
Investigation of retention and thermalization of high-energy ions
Authors:
K.D. Shulyatiev; N.N. Bakharev; F.V. Chernyshev; V.V. Dyachenko; V.K. Gusev; G.S. Kurskiev; A.D. Melnik; V.B. Minaev; I.V. Miroshnikov; V.G. Nesenevich; Yu.V. Petrov; N.V. Sakharov; P.B. Shchegolev; V.V. Solokha; A.Yu. Telnova; E.E. Tkachenko; E.A. Tukhmeneva; V.I. Varfolomeev; N.S. Zhiltsov
Year:
2026
Region / City:
Global
Subject:
Chemistry
Document Type:
Educational notes
Institution / Organization:
Not specified
Author:
Not specified
Target Audience:
Students of chemistry
Period Covered:
Contemporary
Related Elements:
Na, K, Ca, Zn, Cl, Rb, Cs, N, O, Mg, Al, B, C, Si
Year:
2025
Region / city:
Padjadjaran University, Indonesia
Topic:
Fish reproduction, artificial fertilization
Document type:
Research article
Institution:
Padjadjaran University
Author:
Not mentioned
Target audience:
Researchers, fishery professionals
Period of application:
Not specified
Approval date:
Not specified
Modification date:
Not specified
Year:
2026
Region:
International
Subject:
Chemistry, Periodic Table
Document type:
Educational Material
Institution:
Open-source scientific educational resource
Author:
Unspecified
Target audience:
Students and educators in chemistry
Period covered:
Modern understanding of atomic structure
Key concepts:
Covalent radius, ionic radius, ionization energy, electron affinity, periodic trends
Data examples:
Halogen group elements, comparison of atomic and ionic radii