10684_9789813229112_TP.indd 1 9/10/17 4:46 PM b2387 SIR FRANCIS RONALDS: Father of the Electric Telegraph 9.61”x6.69” TThhiiss ppaaggee iinntteennttiioonnaallllyy lleefftt bbllaannkk b2387_FM.indd 2 01-Jul-16 6:14:09 AM World Scientific 10684_9789813229112_TP.indd 2 9/10/17 4:46 PM Published by World Scientific Publishing Co. Pte. Ltd. 5 Toh Tuck Link, Singapore 596224 USA office: 27 Warren Street, Suite 401-402, Hackensack, NJ 07601 UK office: 57 Shelton Street, Covent Garden, London WC2H 9HE British Library Cataloguing-in-Publication Data A catalogue record for this book is available from the British Library. WONDERS OF WATER The Hydrogen Bond in Action Copyright © 2018 by World Scientific Publishing Co. Pte. Ltd. All rights reserved. This book, or parts thereof, may not be reproduced in any form or by any means, electronic or mechanical, including photocopying, recording or any information storage and retrieval system now known or to be invented, without written permission from the publisher. For photocopying of material in this volume, please pay a copying fee through the Copyright Clearance Center, Inc., 222 Rosewood Drive, Danvers, MA 01923, USA. In this case permission to photocopy is not required from the publisher. ISBN 978-981-3229-11-2 Printed in Singapore SC - 10684 - Wonders of Water.indd 1 28-09-17 9:54:32 AM v Preface Water plays a unique role in chemistry. The special properties of the different forms of water — from ice and snow to liquid water — are due to hydrogen bonding between the H O molecules, and this book is a tribute to the hydrogen 2 bond, a field to which I have spent a major part of my research. The hydrogen bond is of fundamental importance in biological systems since all living matter has evolved from and exists in an aqueous environment. Hydrogen bonds are involved in most biological processes as little energy is needed in forming as well as breaking of these bonds. Without hydrogen bonds, no water can be transported from the roots to the leaves in the trees! According to the classical Chinese text Tao Te Ching, “The highest excellence is like water. There is nothing in the world softer and weaker than water, and yet, when it comes to attacking things that are firm and strong there is nothing that can surpass it — because there is nothing that is so effective that it can replace water.” This may look like a strong exaggeration but it is very true: All over the world you will find a countless number of traces from the strong action of water and ice through the history of the Earth. A few examples are shown in the book. The present volume is a considerable extension of my previous book Snow, Ice and Other Wonders of Water. Liquid water and ice are more than ever objects of intensive research and it would have been tempting to include much more of the large material which has appeared in recent years. However, the purpose of this book is just to whet the appetite for this fantastically interesting field. It has therefore been necessary to leave out results which are somewhat difficult to inform about, using a simple language. I still hope that the new material will make you even more tempted to learn everything about water. I wish to express my sincere gratitude to the Centre for Ice and Climate at the Niels Bohr Institute, University of Copenhagen and to the Electron and Confocal Microscopy Laboratory, Agricultural Research Service, U.S. Department of Agri- culture, for permission to include a series of pictures from these institutions. Many thanks to Prof. Martin Chaplin for permission to include some pictures from his extensive site Water Structure and Science, to Prof. Kenneth Libbrecht for permission to use his snow crystal morphology diagram, and to Prof. Yoshinori Furukawa at the Institute of Low Temperature Science, Hokkaido University, the British artist Simon Beck, the Canadian photographer Don Komarechka, and the Water.indb 5 26-Sep-17 11:36:42 AM vi Wonders of Water Russian photographers Alexey Kljatov and Andrei Osokin, for kind permission to include their beautiful and sometimes unique pictures. I hope the pictures reproduced here will stimulate further studies of their books. Many thanks to Professors Stefan Bengtsson, Anders Eriksson, Anders Liljas and Erling Ögren for checking parts of the new manuscript and for valuable suggestions. Ivar Olovsson Uppsala, 15 October 2017 [email protected] Water.indb 6 26-Sep-17 11:36:42 AM vii Contents Preface v 1. There are Many Different Types of Snow 1 2. Early Snow Crystal Observations 3 3. Artificial Snow Crystals 11 “Snow crystals” with seven and eight arms 17 Can you find two identical snow crystals? 17 Von Koch’s snowflake 17 Ice patterns on windows 18 Twins, snowflakes and hail 18 Aging of snow 19 Formation of rain 19 Snow cannons 19 4. Snow and Ice Crystals in Nature 23 Thin film interference in ice crystals 27 5. Snow for Pleasure and Art 29 6. The Ice Surface and Formation of Ice Spikes 41 Ice spikes 41 The ice surface 43 Icebergs 43 Effect of ice melting on the sea level 43 Ice as aircraft carrier and project Habakkuk 44 7. Structure and Physical and Chemical Properties of Water and Ice 47 The water molecule 47 The structure of ordinary, hexagonal ice, I 48 h The structure of other forms of ice 51 Water.indb 7 26-Sep-17 11:36:42 AM viii Wonders of Water 8. Physical Properties of Water and Ice; Significance in Nature 53 Surface properties of ice and snow 55 The structure of liquid water 56 Models for the water structure 57 Water, a solvent with many interesting properties 59 Why is water blue? 60 9. Electron Microscopic Studies of Snow Crystals 63 Low temperature scanning electron microscopy 63 A panorama of snow crystals 64 Metamorphosis of snow crystals 64 Firn and depth hoar crystals 67 Surface hoar, rime, glaze, graupel and hail 68 Martian snow 69 10. Ice in Lakes and Glaciers 71 Basal plane of hexagonal ice 71 Glacier ice 72 Lake and sea ice 73 Unseeded ice 74 Seeded ice 74 Slush ice 75 11. Gas Hydrates 77 History 77 Structure of gas hydrates 78 Methane hydrate 80 Occurrence 80 Storage and transportation of natural gas 81 Effects connected with the release of methane 81 The Bermuda triangle 82 Hydrates of carbon dioxide 82 Chlorine hydrate 83 Encapsulated water molecules 83 The truncated icosahedron 85 12. Polyhedra Formed by Water, Carbon and Hydrocarbons 87 Water.indb 8 26-Sep-17 11:36:42 AM Contents ix 13. The Classical Elements of Nature 91 Water 91 Air 92 Fire 92 Earth 92 Aether 93 14. Mysteries of Water 95 Escher’s waterfall and the impossible triangle 95 Memory of water 96 Jacques Benveniste 96 Effect of glassware 98 Masaru Emoto 100 15. The Mpemba Effect. Can Warm Water Freeze Faster Than Cold Water? 103 How can we explain the Mpemba effect? 104 16. Mpemba Effects in Our Daily Life 107 Snow cannons 107 Ice cubes 108 Ice rinks 109 Hot-water pipes break on freezing while cold ones do not! 109 17. Hydrogen Bonding 111 The hydrogen bond 111 Models for the hydrogen-bond interaction 112 Linearity 112 The role of the lone-pair electrons on the acceptor atom 113 The water dimer 114 The hydrated proton 115 The hydrated proton in solids 116 Water in biological systems 118 Water transport in trees 119 18. Transformations of Our Earth by Water and Ice 123 Ice ages 123 Water.indb 9 26-Sep-17 11:36:42 AM x Wonders of Water Giant’s kettles, potholes 127 Beach caves 128 The story of Döda Fallet (the “Dead Fall”) 129 19. The Rainbow 131 The rainbow in literature and mythology 131 The physical origin of the rainbow 132 The geometry of the rainbow 135 20. The Water Molecule is Unique 139 Name Index 141 Subject Index 143 Water.indb 10 26-Sep-17 11:36:42 AM
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