Transcript patterns of reactivity quiz

Patterns of
Reactivity
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KS3 Unit 9f - Patterns of
Reactivity
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Q1. Name the lowest
density metallic element.
It is soft and reactive.
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Reactivity
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A1. Lithium
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Reactivity
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Q2. Name a soft,
reactive, low density
metallic element,
important for healthy
plant growth.
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A2. Potassium
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Q3. Name a soft,
reactive, low density
metallic element used in
yellow street lights.
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A3. Sodium
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Q4. Name a silver-white
low density metallic
element used for
saucepans and bicycle
wheel rims.
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Reactivity
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A4. Aluminium
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Q5. Name a soft, dense,
unreactive grey metallic
element used in car
batteries.
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A5. Lead
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Q6. Name an orange
metallic element used
for household electrical
wiring.
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A6. Copper
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Q7. Name an unreactive
metallic element with
extremely high electrical
conductivity used for
coins.
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A7. Silver
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Q8. Name a very
unreactive, expensive
yellow metallic element
used for jewellery.
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A8. Gold
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Q9. Name a non metallic
gaseous element
needed for respiration.
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A9. Oxygen
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Q10. Name the most
common magnetic
element. Corrodes to
form rust.
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A10. Iron
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Q11. Name an
industrially important
form of iron used for car
bodies and structural
girders.
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A11. Steel
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Q12. Iron corrodes in the
presence of air and
water to form ...
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A12. Rust
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Q13. What is the most
common solvent contains the elements
hydrogen and oxygen.
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A13. Water
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Q14. What do we call it
when mild discolouration
of silver, for example,
occurs?
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A14. Tarnish
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Q15. What do we call an
unwanted reaction
between metals and the
atmosphere and water.
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A15. Corrosion
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Q16. When a complete
reaction takes place
between acid and alkali
they are said to ...
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A16. Neutralise
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Q17. What do we call a
chemical with a pH value
less than 7? Sulphuric or
hydrochloric are
examples.
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A17. Acids
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Q18. What do we call a
chemical like sodium
hydroxide with a pH
value greater than 7.
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A18. Alkali
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Q19. Where is iron
produced in industrial
quantities?
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A19. In a blast furnace
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Well Done!
Now check your score
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Reactivity
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