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© Boardworks Ltd 2003 Acids and Alkalis Multiple-Choice Questions `
© Boardworks Ltd 2003 ASodium bicarbonate BVinegar CLitmus DSalt 1.Which of these is an indicator?
© Boardworks Ltd 2003 APotassium hydroxide BSodium chloride CSodium hydroxide DSodium 2.Which of these is a salt?
© Boardworks Ltd 2003 ApH 7 BpH 1 CpH 8 DpH Which of these is a weak alkali? A substance with:
© Boardworks Ltd 2003 AWater - pH 7 BLemon - pH 3 COven cleaner - pH 14 DBicarbonate of Soda – pH 9 4. Which of these might you put on a ant sting to neutralise the acid in the sting?
© Boardworks Ltd 2003 AHydrogen BSulphur COxygen DNitrogen 5. Which of these do all acids contain?
© Boardworks Ltd 2003 ASilver nitrate BSodium hydroxide CCalcium hydroxide DMagnesium hydroxide 6.Which of these substances would not neutralise an acid?
© Boardworks Ltd 2003 What is an acid? Here are some facts about acids. Strong acids are corrosive “eating away” at things like metal, stone and flesh!
© Boardworks Ltd A slide contains teacher’s notes wherever this icon is displayed - To access these notes go to ‘Notes Page View’ (PowerPoint 97)
What happens when you mix acids and alkalis? L/O – To understand neutralisation.
© Boardworks Ltd Metals vs. Non-metals © Boardworks Ltd 2003 Metals vs. Non-metals.
Acid Explosion Summary. © Boardworks Ltd of 31 The litmus test.
Finding the balance 1 a) What is the pH of a bee sting? b) Is this acidic, alkaline or neutral? 2Bicarbonate of soda solution has a pH of about 9. Why.
CHEMISTRY DEPARTMENT WAID ACADEMY Unit 1 Acids and Alkalis.
Acids and Alkalis Learning Objectives To know that solutions can be sorted by whether they are: acid, alkali or neutral. To understand that an alkali reacts.
2. What is one product every acid-base reaction creates? a.A new acid. b.A new base. c.Calcium Chloride. d. Water.
Acids and Alkalis Multiple quiz. Acids have a pH between: A/ 1-7 B/ 1-6 C/ 8-14 D/ 0-14.
© Boardworks Ltd of 6. 2 of 6© Boardworks Ltd 2015 What is universal indicator? Universal indicator has a range of colors that show how weak or.
C3 Chemicals in Our Lives – Risks & Benefits Lesson 6: Reacting Alkalis.
Match up the substance with the pH Lemon juice Hydrochloric acid Soap Sodium hydroxide Water pH 14 pH 0 pH 3 pH 7 pH 9.
Chapter 28 Acids & Bases 2 Revision: Chapter 24 Acids & Bases Acids are substances that turn litmus from blue to red. Bases are substances that turn litmus.
Acids and Alkalis. Solutions can be sorted by whether they are: acid, alkali or neutral. When a substance dissolves in water it makes a solution.
© Boardworks Ltd 2003 Indicators: the pH scale This attaches a number called the pH value to each universal indicator colour. This means we can quickly.
1 of 10© Boardworks Ltd 2013 Acids and Alkalis.
£1 Million £500,000 £250,000 £125,000 £64,000 £32,000 £16,000 £8,000 £4,000 £2,000 £1,000 £500 £300 £200 £100 Welcome.
7E ACIDS AND ALKALIS. The pH scale What is the pH scale? What pH does an acid have? What pH does an alkali have? What is the neutral pH.
Revision Quiz Acids 1 1.What is the pH scale? 2.What numbers on the pH scale show an acid? 3.What is an indicator? 4.What number is neutral? 5.What colour.
Starter Mini-Whiteboard Quiz. Neutralisation Titration May 7 th, 2010.
Reaction with Metals - general Many metals react with acids to form a salt and hydrogen gas. The general word equation is: metal+acid a salt+hydrogen.
Intermediate 1 Unit 1d Acids & Alkalis
The pH Scale? L/O – To know how the pH scale can be used to show acids and alkalis.
L4: pH scale Learning Objectives: 1.Use the pH scale to describe substances as weak or strong acids or alkalis. 2.Describe how universal indicator is used.
1 of 17© Boardworks Ltd 2011 Acids and Alkalis. 2 of 17© Boardworks Ltd 2011.
Acids… Learning objectives: Know that salts are formed from reactions with acids. Know how to write correct word equations. Know what salts are formed.
© Boardworks Ltd of 18. © Boardworks Ltd of 18 Acids and alkalis How many examples of acids and alkalis can you spot?
© Cambridge University Press 2003, 2006, E multiple-choice main test: answers 1 Year 7 multiple-choice main test: answers 7E Acids and alkalis.
Preview Multiple Choice Short Answer Extended Response Standardized Test Preparation Chapter 15.
Acidic and Basic Solutions CHAPTER 8, SECTION 3. When dissolved in water, these substances RELEASE hydrogen ions (H + ) which bond with the water (H 2.
Calderglen High School
Uses of acids, alkalis and salts Sodium chloride (table salt) Common uses: As table salt for flavouring Used for production of chlorine and sodium hydroxide.
Acids and bases. acids Always contain hydrogen. Always contain hydrogen. Strong or weak acids. Strong or weak acids. Common properties Sour Sour Gritty.
Acids, Bases, and Solutions A hydrogen ion (H + ) is an atom of hydrogen that has lost its electron. An acid is any substance that produces hydrogen ions.
Noadswood Science, Neutralisation To understand neutralisation reactions Friday, September 04, 2015.
7.3 Making salts from solutions Soluble or insoluble? What do these terms mean? 17 September 2015 Fertilisers Water Treatment.
C2 7.3 Making salts from solutions (aq) (l) The indicator shows when the acid and alkali have completely reacted …... L/O How we * make salts from acids.
8.4 Strength of Acids and Bases Chlorine compounds in the water of a swimming pool prevent the growth of bacteria. The concentration of hydronium ions.
© Boardworks Ltd of 20 © Boardworks Ltd of 34 KS3 Chemistry 7E Acids and Alkalis.
1. Where would vinegar come on the Ph scale? 2. Where would normal rain come on the Ph scale? 3. Where would Bleach come? 4. Where would Washing up liquid.
Higher Chemistry Unit 3 Section 4 Acids and Bases Multiple Choice Questions This is designed to be used by teachers to help students develop skills in.
Do now! Whilst you are waiting can you answer some of the questions on the sheet?
PH and Indicators Chemistry Mrs. Coyle. Basic 14>ph>7 Neutral ph=7 Acidic 1
Quiz on acids and alkalis. Using the quiz... Click through the quiz to see the questions and answers. Remember it is MUCH better to try to think of the.
Making salts All Must: Be able to describe how universal indicator can be used estimate the pH of a solution and identify the strength of an acid. Most.
Neutralisation L.O: TO understand neutralisation reactions in terms of ions.
Chemistry Acids & Alkalis (Bases). What Acids & Alkalis are like? Acids:
03/07/2015 Acids and bases (alkalis). 03/07/2015 Hazard signs to learn… hi flammable HarmfulIrritant Corrosive.
An acid is a substance with a pH of __________ ________7. It will turn universal indicator red if they are ___________, and orange or yellow if it is.
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