History chem2

CHEMISTRY HISTORY

By sharick0903
  • 1000 BCE

    PREHISTORY

    PREHISTORY
    The history of chemistry represents a time span from ancient history to the present.
  • Dec 24, 1200

    CHEMISTRY IN THE ANTIQUITY

    CHEMISTRY IN THE ANTIQUITY
    It was fire that led to the discovery of glass and the purification of metals which in turn gave way to the rise of metallurgy.Silver, copper, tin and meteoric iron can also be found native, allowing a limited amount of metalworking in ancient cultures .Around 420 BC, Empedocles stated that all matter is made up of four elemental substances—earth, fire, air and water.
  • Dec 24, 1258

    ALCHEMY

    ALCHEMY
    Alchemy is a project aimed at exploring how we can sketch, draw, and create.Experimental in nature, Alchemy lets you brainstorm visually to explore an expanded range of ideas and possibilities in a serendipitous way.
  • Dec 24, 1493

    IATROCHEMISTRY

    IATROCHEMISTRY
    Iatrochemistry is a branch of both chemistry and medicine. The word "iatro" was the Greek word for "physician" or "medicine." Having its roots in alchemy, iatrochemistry seeks to provide chemical solutions to diseases and medical ailmentes
  • Dec 24, 1499

    PHLOGISTON THEORY

    PHLOGISTON THEORY
    The phlogiston theory is a superseded scientific theory that postulated that a fire-like element called phlogiston is contained within combustible bodies and released during combustion. The name comes from the Ancient Greek .The theory attempted to explain burning processes such as combustion and rusting, which are now collectively known as oxidation.

  • CHEMISTRY LIKE SCIENCE ACTIVITY

    CHEMISTRY LIKE SCIENCE ACTIVITY
    Activity depends on temperature, pressure and composition of the mixture, among other things. For gases, the activity is the effective partial pressure, and is usually referred to as fugacity.

  • MODERN CHEMISTRY

    MODERN CHEMISTRY
    Modern Chemistry (MC) aims to promote rapid communication and dialogue among the researchers, scientists, engineers and policy makers working in the areas of modern chemistry in the world. It publishes research results dealing with all aspects of chemistry.

  • CHEMISTRY TODAY

    CHEMISTRY TODAY
    The journal publishes the most significant new research papers or any other original contribution in the form of reviews and reports on new concepts in all areas pertaining to its scope and research being done in the world, thus ensuring its scientific priority and significance.

  • INTRODUCTION

    INTRODUCTION
    Chemistry is a branch of physical science that studies the composition, structure, properties and change of matter.It includes topics such as the properties of individual atoms, how atoms form chemical bonds to create chemical compounds, the interactions of substances through intermolecular forces that give matter its general properties, and the interactions between substances through chemical reactions to form different substances.

  • CHEMISTY TODAY 2

    CHEMISTY TODAY 2
    New chemical knowledge is used to manufacture all kinds of plastic materials, medicines, cosmetics, cleaning products, lubricants, paints, fertilizers, explosives, synthetic fibers, new fuels, aviation metal alloys, etc.