We think you have liked this presentation. If you wish to download it, please recommend it to your friends in any social system. Share buttons are a little bit lower. Thank you!
Presentation is loading. Please wait.
Published byGiancarlo Shady
Modified over 2 years ago
Intermediate 1 Unit 1b & c Reactions & Bonding
What is always formed during a chemical reaction? A new substance
Give an example of a sign that a chemical reaction is taking place. Colour change, bubbling and fizzing, a solid forming, an energy change
What is precipitation? A solid being formed when two solutions react together.
Give an example of an everyday chemical reaction. Rusting, petrol burning, frying an egg.
How does increasing the temperature affect the speed of a reaction? It speeds it up
Do larger or smaller particles speed up a reaction? Smaller particles?
What effect does decreasing the concentration have on the speed of a reaction? It slows it down
What is a catalyst? A substance which speeds up a chemical reaction
What mass of a catalyst would be left at the end of a reaction if 1g was used. The same - 1g
What is an enzyme? A catalyst which works on living things - a biological catalyst
Carbon dioxide and water are produced when methane burns in oxygen. Write a word equation for this reaction. Methane + oxygen carbon dioxide + water
Water and sodium chloride are formed when hydrochloric acid reacts with sodium hydroxide. Write a word equation for the reaction. Hydrochloric acid + sodium sodium + water hydroxide chloride
What is an element made up of? Atoms
What is the number given to each element called? Atomic number
Are the bonds which hold the atoms together in a molecule strong or weak? Strong
What is an element? A substance made up of identical atoms.
What is a molecule? A group of atoms joined together.
Are the bonds between molecules strong or weak? Weak
Is the bond indicated strong or weak? Strong bond
Is the bond indicated strong or weak? Weak bond
What charge can an ion have? Positive(+) or negative (-)
What are these type of particles called? Ions
Are the bonds between ions strong or weak? Strong
Write the formula for the following molecule. C3H8OC3H8O CCCOH HHH H HHH
Write the formula for sulphur trioxide. SO 3
Write the formula for carbon monoxide. CO
Write the formula for nitrogen dioxide NO 2
Intermediate 1 Unit 1b & c
Intermediate 1 Unit 1d Acids & Alkalis
Part 1: Chemical Equations. How are chemical changes related to macroscopic properties? How do chemical equations describe chemical reactions? How.
Intermediate 1 Unit 1a Substances
Chemical Reactions. Atoms interact in chemical reactions: Chemical reaction: produces new substances by changing the way in which atoms are arranged.
Chemistry in Biology Atoms Chemistry is the study of matter. 6.1 Atoms, Elements, and Compounds Atoms are the building blocks of matter. Chapter.
REACTIONS. What are chemical reactions? Chemical Reactions When substances undergo chemical changes to form new substances.
Chemical Reactions Chapter 20. Physical Changes A physical change is a change that affects only the physical properties of a substance. These properties.
Elements & Compounds Notes TEKS: (6.5) Matter and energy. The students knows the differences between elements and compounds Differentiate between elements.
Chapter Six: Chemistry in Biology 6.1 Atoms, Elements, and Compounds 6.2 Chemical Reactions 6.2 Water and Solutions 6.4 The Building Blocks of Life.
Jeopardy Chemistry Water What am I?VocabularyMisc.
Chapter 6.1 Biology. Intro to the Chemistry Your life DEPENDS on chemistry! 1.When you inhale oxygen, your body uses it in chemical reactions! 2.When.
Chemical Reactions Standards Conservation of Matter and Stoichiometry 3a. Students know how to describe chemical reactions by writing balanced equations.
The Chemistry of Life. The Basics What are the properties of matter? –Mass and volume What are the phases of matter? –Solid, liquid, gas What is the smallest.
Gas Tests Oxygen (O 2 ) – glowing splint test Carbon Dioxide (CO 2 ) – limewater test Hydrogen (H 2 ) - pop test Gas Tests Oxygen (O 2 ) – glowing splint.
Topic 1 Chemical Reactions. What is a chemical reaction? A chemical reaction can be defined as the process in which changes occur in matter to produce.
Chemical Reactions 8 th 5.2 Rates of Chemical Reactions.
Chapter 9 Chemical Reactions. 9.1: Reactions & Equations Objectives Recognize evidence of chemical change Represent chemical reactions with equations.
Starter: What is everything made of? Think Pair Share.
Unit 3 Lesson 4 Chemical Reactions Copyright © Houghton Mifflin Harcourt Publishing Company.
Chapter 17 Section 2 Balancing Chemical Equations.
CHEMICAL REACTIONS. DESCRIBING CHEMICAL CHANGE In a chemical reaction (rxn), one or more substances (reactants) change into one or more different substances.
pH What is the pH of an ACID? Which type of OXIDE forms an ALKALI? Which type of OXIDE forms an ACID? What happens to the pH of an ACID when it is diluted?
Chemical Reactions Processes by which one or more substances change to produce one or more different substances.
Chapter 14 Chemical Reactions. Forming New Substances O ___________ -a process in which one or more substances change to make _____________________ ______________.
Chemical Reactions Three signs of a chemical reaction – A gas is given off. – A color change. – Energy is released as heat or light. In a reaction the.
Advanced Biology. Atoms – the building blocks of matter Nucleus – the center of the atom; the location of neutrons and protons Protons – positively charged.
The three particles that make up an atom are A.) protons, neutrons, and isotopes. B.) neutrons, isotopes, and electrons. C.) positives, negatives, and.
Chapter 19 Section 1 Rates of Reaction rate- measures the speed of any change that occurs within an interval of time rate = change/time -rates of chemical.
Describing Chemical Reactions The process by which the atoms of one or more substances are rearranged to form different substances is called a chemical.
Page 4 notes. Atoms are made of three (3) smaller particles called: PROTONS – Positively charged particles (+) NEUTRONS – Particles with NO charge.
Reactants and Products A chemical reaction is the process by which atoms or groups of atoms in substances are reorganized into different substances.
Molecules and Compounds. Molecule A molecule is formed when two or more atoms join together chemically.atoms Ex: O ₂, NaCl, H ₂ O.
Elements Combine to Form Compounds. Name the Super – Heroes.
Build A molecule Workshop You will build new molecules from the given atoms and molecules. Tie the atoms together with the green bonds by dragging the.
Reactions in Chemistry The Basics of Chemical Equations.
Chemical Reactions. In a chemical reaction, atoms are rearranged to form new compounds. The starting substances = reactants Ending substances = products.
Conservation Of Mass L.O: To understand that atoms are never created or destroyed therefore mass of reactants = mass of products Wednesday, October 14,
Unit 5 Chemical Reactions Chapter 8 Sec. 1. Objectives Indications of Chemical Reactions -How do you know a chemical reaction has happened? Chemical Equations.
Chemistry C Atomic Structure The element Lithium has a symbol of Li. 3 electrons (atomic number) and an atomic mass of 7 Atoms are made of protons,
Writing Chemical Equations Chemical Equations A chemical equation is a representation of a chemical reaction; the formulas of the reactants (on the left)
Describing Chemical Reactions On May 6, 1937, the huge airship Hindenburg erupted into a fireball. Within a short time, 210,000 cubic meters of hydrogen.
Atoms Atoms, Elements, and Compounds- Chapter 6 __________are the building blocks of matter. Section 1 Chemistry in Biology Neutrons and protons are.
Mini-Unit 12: Reaction Rates and Equilibrium Introduction to Rates of Reaction.
BASIC CHEMISTRY I thought this was biology? Objective: 1.To Understand what causes chemical bonds 2.To be able to read an equation 3.To Understand polarity.
CHEMICAL REACTIONS: AN INTRODUCTION CHAPTER 6. EVIDENCE FOR A CHEMICAL REACTION Chemical reaction often gives a visual signal A color change A solid.
- a process where one or more substances (elements) rearrange themselves to form a new substance.
L3: Chemical Formulas and Word Equations Learning Objectives: 1.Understand what information a chemical formula tells you. 2.Write simple word equations.
Building Blocks 1b Int
© 2017 SlidePlayer.com Inc. All rights reserved.