Premium Essay

Ib Chem Topic 2

In:

Submitted By ohigs
Words 3053
Pages 13
IB Chemistry – SL
Topic 2 Questions
1. Consider the composition of the species W, X, Y and Z below. Which species is an anion?
Species|Number of protons|Number of neutrons|Number of electrons|
W|9|10|10|
X|11|12|11|
Y|12|12|12|
Z|13|14|10|
A. W
B. X
C. Y
D. Z
(Total 1 mark)
2. Energy levels for an electron in a hydrogen atom are
A. evenly spaced.
B. farther apart near the nucleus.
C. closer together near the nucleus.
D. arranged randomly.
(Total 1 mark)
3. Which is related to the number of electrons in the outer main energy level of the elements from the alkali metals to the halogens?
I. Group number
II. Period number
A. I only
B. II only
C. Both I and II
D. Neither I nor II
(Total 1 mark)

4. How do bond length and bond strength change as the number of bonds between two atoms increases?
|Bond length|Bond strength|
A.|Increases|increases|
B.|Increases|decreases|
C.|Decreases|increases|
D.|Decreases|decreases|
(Total 1 mark)
5. Which of the following is true for CO2?
|CO bond|CO2 molecule|
A.|Polar|non-polar|
B.|non-polar|polar|
C.|Polar|polar|
D.|non-polar|non-polar|
(Total 1 mark)
6. The molar masses of C2H6, CH3OH and CH3F are very similar. How do their boiling points compare?
A. C2H6 < CH3OH < CH3F
B. CH3F < CH3OH < C2H6
C. CH3OH < CH3F < C2H6
D. C2H6 < CH3F < CH3OH
(Total 1 mark)
7. What is the correct number of each particle in a fluoride ion, 19F–?
|protons|neutrons|electrons|
A.|9|10|8|
B.|9|10|9|
C.|9|10|10|
D.|9|19|10|
(Total 1 mark)
8. Which statement is correct for the emission spectrum of the hydrogen atom?
A. The lines converge at lower energies.
B. The lines are produced when electrons move from lower to higher energy levels.
C. The lines in the visible region involve electron transitions into the energy level closest to the nucleus. D. The line corresponding to the greatest emission of

Similar Documents

Premium Essay

Damsel

...2014-2015 Undergraduate Academic Calendar and Course Catalogue Published June 2014 The information contained within this document was accurate at the time of publication indicated above and is subject to change. Please consult your faculty or the Registrar’s office if you require clarification regarding the contents of this document. Note: Program map information located in the faculty sections of this document are relevant to students beginning their studies in 2014-2015, students commencing their UOIT studies during a different academic year should consult their faculty to ensure they are following the correct program map. i Message from President Tim McTiernan I am delighted to welcome you to the University of Ontario Institute of Technology (UOIT), one of Canada’s most modern and dynamic university communities. We are a university that lives by three words: challenge, innovate and connect. You have chosen a university known for how it helps students meet the challenges of the future. We have created a leading-edge, technology-enriched learning environment. We have invested in state-of-the-art research and teaching facilities. We have developed industry-ready programs that align with the university’s visionary research portfolio. UOIT is known for its innovative approaches to learning. In many cases, our undergraduate and graduate students are working alongside their professors on research projects and gaining valuable hands-on learning, which we believe is integral...

Words: 195394 - Pages: 782

Free Essay

Electronic Music

...Rosewood Drive, Danvers, MA 01923, (978) 750-8400, fax (978) 750-4470. Requests to the Publisher for permission should be addressed to the Permissions Department, John Wiley & Sons, Inc., 605 Third Avenue, New York, NY 10158-0012, (212) 850-6011, fax (212) 850-6008, E-Mail: PERMREQ@WILEY.COM. To order books or for customer service, call 1 (800)-CALL-WILEY (225-5945). Library of Congress Cataloging in Publication Data: Bard, Allen J. Electrochemical methods : fundamentals and applications / Allen J. Bard, Larry R. Faulkner.— 2nd ed. p. cm. Includes index. ISBN 0-471-04372-9 (cloth : alk. paper) 1. Electrochemistry. I. Faulkner, Larry R., 1944- II. Title. QD553.B37 2000 541.3'7_dc21 00-038210 Printed in the United States of America 10 9 8 7 6 5 4 3 2 1 PREFACE In the twenty...

Words: 42329 - Pages: 170

Premium Essay

Lalalal

...1 UNIT 1 Living Things and Their Environment DRAFT April 29, 2014 Photo Credit: http://www.flyingfourchette.com/2013/05/25/around-ubud/ 2 UNIT 1: Living Things and Their Environment Introduction At this point, students have already learned in Grade 8 how the body breaks down food into forms that can be absorbed through the digestive system and then transported to each cell, which was on the other hand discussed in Grade 7 to be the basic unit of life. The learners have also discovered that cells divide to produce new cells by mitosis and meiosis. They have understood that meiosis is an early step in sexual reproduction that leads to variation. Students have been introduced to genetics to be able to appreciate evolutionary differences among species. Learners have also found out that biodiversity is the collective variety of species living in an ecosystem, and by studying the ecosystem; they have come across the various cycling of materials and energy transformation. DRAFT April 29, 2014 All modules in Grade 9 Unit 1-Living Things and Their Environment present student-centered activities that will allow the learners to discover and develop concepts that they may consider useful to their everyday life. At the end of each lesson, key concepts are provided for the students to grasp ideas and information that they will remember even after they have left school. Instructional activities are designed to build up the students’ knowledge, understanding, skills, and ability to transfer...

Words: 68324 - Pages: 274

Premium Essay

Land Ocean and Climate

...AGRICULTURE 100 Level First Semester 1. Communication in English I 2. Logic Philosophy & Human Existence 3. Physical Chemistry 4. General Biology I (Botany/Zoology) 5. Practical Biology 6. General Physics 7. Mathematics 8. Organic Chemistry I 9. Practical Chemistry Sub-Total Second Semester 10. Communication in English II 11. Nigerian People and Culture 12. Social Sciences 13. Organic Chemistry 14. Biology II 15. Organic Chemistry II 16. Mathematics 17. Practical Physics 18. Use of Library Sub-Total 200 Credits 2 2 2 2 2 2 2 2 2 18 Credits Credits 2 2 2 2 2 2 2 2 1 17 Credits Level 1. 2. 3. 4. 5. 6. 7. 8. First Semester Climatology and Biogeography General Agriculture Anatomy and Physiology of Farm Animals Crop Anatomy, Taxonomy and Physiology Principles of Soil Science Principles of Agricultural Economics Introduction to Forestry Resource Manag~ment Introduction to Biotechnology Sub-Total 8. 9. 10 11. 12. 13. 14. 15. 16. Second Semester Principles of Animal Production Principles of Crop Production Principles of Food Science and Technology Introductory Biochemistry Introduction to Computers Introduction to Fisheries & Wildlife Introductory Statistics Entrepreneurial Studies I Introduction to Home Economics Sub-Total Credits 3 3 2 2 2 2 2 2 18 Credits Credits 2 2 2 2 3 2 2 2 2 19 Credits Total = 37 Credits All courses are core-courses for Agriculture, Fisheries and Forestry. 300 1. 2. 3. 4. 5. 6. 7. 8. Level First Semester l\Ion-ruminant...

Words: 20312 - Pages: 82

Free Essay

Gd-Pi

...Hundreds(of(real(personal(accounts(of Group'Discussions'&'Personal'Interviews during(MBA(admissions(to(India’s(best(B9schools Written'by Compiled'by Loads'of'MBA'Aspirants The'PaGaLGuY'MadCapz'Group PaGaLGuY.com Antholo gy Hundreds of real personal accounts of Group Discussions and Personal Interviews during MBA admissions to India’s best business schools. In this edition: The IIMs at Ahmedabad, Bangalore, Calcutta, Lucknow, Indore & Kozhikode. Written by Loads of MBA aspirants Compiled by The PaGaLGuY MadCapz Team PaGaLGuY GD-PI Anthology Copyright © 2011, PaGaLGuY.com All text and content in this document is solely owned by PaGaLGuY.com. Reproduction without permission in any form or means is illegal. Special copy prepared exclusively for mustafa rokerya Get your own Free personalized copy (with your name on it) of this book from http://www.pagalguy.com/books/ What this book is about What is a real IIM interview like? What kind of questions do they ask and what judgments do applicants have to make while answering them? Since 2003, those with real Group Discussion and Personal Interview calls from India’s top bschools have been posting entire and detailed transcripts of their admission interviews immediately after they happen, so that others slotted for later interviews can learn what GDPI is going to be like this year. This book is a collection of dozens of handpicked GDPI experiences from the country’s top bschools during the admission...

Words: 178933 - Pages: 716

Free Essay

The Case of the Unidentified Company

...Invest. Innovate. Inspire. For a new India. ANNUAL REPORT 2014-15 India is at the threshold of a new era of growth and opportunity. This is driven by increasing economic activity, ongoing ‘Make in India’ initiatives and a demographically well-placed, aspirational society. Reliance Industries Limited (RIL) continues to be a partner in India’s ongoing journey towards economic and social well-being, and remains committed to investing in and innovating for India. RIL is striving to meet and exceed global benchmarks in product quality and customer service with inspiring ideas and strategic investments. From the manufacturing landscape to high-growth consumer service sectors, RIL is achieving superior outcomes that facilitate India’s drive for global leadership. RIL is delivering industry-leading performance through consistent efficiency in operations and prudent configuration of assets. RIL is making sizable capital investments, focusing on technology and expanding its level of services from the hydrocarbons sector to consumer businesses. RIL innovates for existing businesses and also focuses on developing new business models to deliver g g g y significant value for its growing stakeholder fraternity. In this effort, it collaborates with o s with leading global institutions to help usher in a n era of possibilities. global new is growing o RIL’s focus is to continue growing as a respons responsible organisation, thereby e inspiring progress in...

Words: 182744 - Pages: 731

Premium Essay

Supply Chain

...THIRD EDITI ----- --·-- --·-- - - -- - O N -- SU PP LY CH AI N MA NA GE ME NT Stra tegy , Plan ning , and Ope ratio n Sunil Chopra Kellogg Schoo l of Manag ement Northwestern University Peter Meindl Stanfo rd University --------Prentice I-I all Uppe r Saddl e River , New Jersey ·--· PEAR SON -- · - · - - - "ibrary of Congress Cataloging-in-Publication Data :::hopra, Sunil Supply chain management: strategy, planning, and operation I Sunil Chopra, >eter Meind!.-3rd ed. p. em. Includes bibliographical references and index. ISBN: 0-13-208608-5 1. Marketing channels-Managemen t. 2. Delivery of goods-Management. i. Physical distribution of goods-Management. 4. Customer servicesvfanagement. 5. Industrial procurement. 6. Materials management. I. vfeindl, Peter II. Title. HF5415.13.C533 2007 658.7-dc22 2006004948 \VP/Executive Editor: Mark Pfaltzgraff ii:ditorial Director: Jeff Shelstad ;enior Project Manager: Alana Bradley E:ditorial Assistant: Barbara Witmer Vledia Product Development Manager: Nancy Welcher \VP/Executive Marketing Manager: Debbie Clare Vlarketing Assistant: Joanna Sabella ;enior Managing Editor (Production): Cynthia Regan flroduction Editor: Melissa Feimer flermissions Supervisor: Charles Morris Vlanufacturing Buyer: Michelle Klein Vlanager, Print Production: Christy Mahon Composition/Full-Service Project Management: Karen Ettinger, TechBooks, Inc. flrinter/Binder: Hamilton Printing Company Inc. fypeface: 10/12 Times Ten Roman :::redits...

Words: 138607 - Pages: 555

Premium Essay

Lulzking

...THIRD EDITI ----- --·-- --·-- - - -- - O N -- SU PP LY CH AI N MA NA GE ME NT Stra tegy , Plan ning , and Ope ratio n Sunil Chopra Kellogg Schoo l of Manag ement Northwestern University Peter Meindl Stanfo rd University PEAR SON --------Prentice I-I all Uppe r Saddl e River , New Jersey ·--· -- · - · - - - "ibrary of Congress Cataloging-in-Publication Data :::hopra, Sunil Supply chain management: strategy, planning, and operation I Sunil Chopra, >eter Meind!.-3rd ed. p. em. Includes bibliographical references and index. ISBN: 0-13-208608-5 1. Marketing channels-Managemen t. 2. Delivery of goods-Management. i. Physical distribution of goods-Management. 4. Customer servicesvfanagement. 5. Industrial procurement. 6. Materials management. I. vfeindl, Peter II. Title. HF5415.13.C533 2007 658.7-dc22 2006004948 \VP/Executive Editor: Mark Pfaltzgraff ii:ditorial Director: Jeff Shelstad ;enior Project Manager: Alana Bradley E:ditorial Assistant: Barbara Witmer Vledia Product Development Manager: Nancy Welcher \VP/Executive Marketing Manager: Debbie Clare Vlarketing Assistant: Joanna Sabella ;enior Managing Editor (Production): Cynthia Regan flroduction Editor: Melissa Feimer flermissions Supervisor: Charles Morris Vlanufacturing Buyer: Michelle Klein Vlanager, Print Production: Christy Mahon Composition/Full-Service Project Management: Karen Ettinger, TechBooks, Inc. flrinter/Binder: Hamilton Printing Company Inc. fypeface:...

Words: 141930 - Pages: 568

Premium Essay

Philip Kotler Book

...publisher. Compilation Copyright © 2002 by Pearson Custom Publishing. This copyright covers material written expressly for this volume by the editor/s as well as the compilation itself. It does not cover the individual selections herein that first appeared elsewhere. Permission to reprint these has been obtained by Pearson Custom Publishing for this edition only. Further reproduction by any means, electronic or mechanical, including photocopying and recording, or by any information storage or retrieval system, must be arranged with the individual copyright holders noted. This special edition published in cooperation with Pearson Custom Publishing Printed in the United States of America 10 9 8 7 6 5 4 3 2 1 Please visit our web site at www.pearsoncustom.com ISBN 0–536–63099-2 BA 993095 PEARSON CUSTOM PUBLISHING 75 Arlington Street, Suite 300, Boston, MA 02116 A Pearson Education Company SECTION ONE Understanding Marketing Management Marketing in the Twenty-First Century We will address the following questions: ■ What are the tasks of marketing? ■ What are the major concepts and tools of marketing? ■ What orientations do companies exhibit in the marketplace? ■ How are companies and marketers responding to the new challenges? C hange is occurring at an accelerating rate; today is not like yesterday, and tomorrow will be different...

Words: 231198 - Pages: 925

Free Essay

Test2

...62118 0/nm 1/n1 2/nm 3/nm 4/nm 5/nm 6/nm 7/nm 8/nm 9/nm 1990s 0th/pt 1st/p 1th/tc 2nd/p 2th/tc 3rd/p 3th/tc 4th/pt 5th/pt 6th/pt 7th/pt 8th/pt 9th/pt 0s/pt a A AA AAA Aachen/M aardvark/SM Aaren/M Aarhus/M Aarika/M Aaron/M AB aback abacus/SM abaft Abagael/M Abagail/M abalone/SM abandoner/M abandon/LGDRS abandonment/SM abase/LGDSR abasement/S abaser/M abashed/UY abashment/MS abash/SDLG abate/DSRLG abated/U abatement/MS abater/M abattoir/SM Abba/M Abbe/M abbé/S abbess/SM Abbey/M abbey/MS Abbie/M Abbi/M Abbot/M abbot/MS Abbott/M abbr abbrev abbreviated/UA abbreviates/A abbreviate/XDSNG abbreviating/A abbreviation/M Abbye/M Abby/M ABC/M Abdel/M abdicate/NGDSX abdication/M abdomen/SM abdominal/YS abduct/DGS abduction/SM abductor/SM Abdul/M ab/DY abeam Abelard/M Abel/M Abelson/M Abe/M Aberdeen/M Abernathy/M aberrant/YS aberrational aberration/SM abet/S abetted abetting abettor/SM Abeu/M abeyance/MS abeyant Abey/M abhorred abhorrence/MS abhorrent/Y abhorrer/M abhorring abhor/S abidance/MS abide/JGSR abider/M abiding/Y Abidjan/M Abie/M Abigael/M Abigail/M Abigale/M Abilene/M ability/IMES abjection/MS abjectness/SM abject/SGPDY abjuration/SM abjuratory abjurer/M abjure/ZGSRD ablate/VGNSDX ablation/M ablative/SY ablaze abler/E ables/E ablest able/U abloom ablution/MS Ab/M ABM/S abnegate/NGSDX abnegation/M Abner/M abnormality/SM abnormal/SY aboard ...

Words: 113589 - Pages: 455