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1. What happens to the rate of reaction if the temperature is INCREASED?

Question 1 of 10

2. Is calcium hydroxide soluble?

Question 2 of 10

3. What will happen to the equilibrium position when we decrease temperature ? Give a reason for your prediction. A (g) + B (g) ⇋ C (g) (-∆H)

Question 3 of 10

4. For what is the separation technique of paper chromatography used?

Question 4 of 10

5. State the formula for the iron (II) ion

Question 5 of 10

6. How many electrons in an aluminum ion?

Question 6 of 10

7. State the electron configuration of the sulfide ion

Question 7 of 10

8. State the mass and charge of a proton

Question 8 of 10

9. Give the name of CH₄O

Question 9 of 10

10. What is the name of this molecule?

Question 10 of 10


 

2022-03-09T21:22:06+00:00Categories: Uncategorized|Tags: |
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Section 1: Principles of chemistry

      a) States of matter

      b) Atoms

      c) Atomic structure

     d) Relative formula masses and molar volumes of gases

     e) Chemical formulae and chemical equations

     f) Ionic compounds

     g) Covalent substances

     h) Metallic crystals

     i) Electrolysis

 Section 2: Chemistry of the elements

     a) The Periodic Table

     b) Group 1 elements: lithium, sodium and potassium

     c) Group 7 elements: chlorine, bromine and iodine

     d) Oxygen and oxides

     e) Hydrogen and water

     f) Reactivity series

     g) Tests for ions and gases

Section 3: Organic chemistry

     a) Introduction

     b) Alkanes

     c) Alkenes

     d) Ethanol

Section 4: Physical chemistry

     a) Acids, alkalis and salts

     b) Energetics

     c) Rates of reaction

     d) Equilibria

Section 5: Chemistry in industry

     a) Extraction and uses of metals

     b) Crude oil

     c) Synthetic polymers

     d) The industrial manufacture of chemicals

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