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metal reactivity
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Cards (35)
What is the title of the study material?
Reactivity Series of Metals
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What is the challenge presented in the study material?
Write a balanced symbol equation for
Q4
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How do you calculate the number of protons, neutrons, and electrons for isotopes?
Use the given
atomic numbers
and
mass numbers
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What are the proton, neutron, and electron counts for the isotope with P-11?
11: 11 protons, 12 neutrons, 11 electrons
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What are the proton, neutron, and electron counts for the isotope with P-19?
19:
19
protons,
22
neutrons,
19
electrons
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What are the proton, neutron, and electron counts for the isotope with P-8?
8:
8
protons,
7
neutrons, 8 electrons
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What is the electron configuration for sodium?
1s² 2s² 2p⁶ 3s¹
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Why will chlorine displace bromine in a reaction?
Chlorine is more
reactive
than bromine
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What is the product of the reaction between copper and oxygen?
Copper oxide
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What is the balanced symbol equation for copper reacting with oxygen?
2Cu +
O₂
→
2CuO
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List the metals in order of reactivity.
Potassium
Sodium
Lithium
Calcium
Magnesium
Zinc
Iron
Copper
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What observation is made when lithium reacts with water?
Bubbles of
hydrogen
gas
are given off
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What happens when sodium reacts with water?
Sodium
melts
and produces small bubbles
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What is observed when potassium reacts with water?
Produces a
lilac
flame and fizzes
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What is the reaction of iron with water?
No rapid reaction, gradual
rusting
occurs
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What gas is produced when metals react with water?
Hydrogen gas
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How do you test for hydrogen gas?
Use a
lit splint
; it pops
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What do metals react with water to form?
Metal hydroxides
and
hydrogen gas
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Write the balanced equation for sodium reacting with water.
2Na + 2H₂O →
2NaOH
+
H₂
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Write the balanced equation for calcium reacting with water.
Ca
+ 2H₂O →
Ca(OH)₂
+ H₂
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Write the balanced equation for potassium reacting with water.
2K + 2H₂O →
2KOH
+
H₂
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What happens when copper reacts with water?
No
reaction
occurs
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What do metals react with oxygen to form?
Metal oxides
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Write the balanced equation for copper reacting with oxygen.
2Cu +
O₂
→ 2CuO
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Write the balanced equation for magnesium reacting with oxygen.
2Mg + O₂ →
2MgO
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Write the balanced equation for iron reacting with oxygen.
4Fe + 3O₂ →
2Fe₂O₃
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Why are these reactions considered oxidation reactions?
Metals
gain
oxygen
during the reaction
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Why are some metals more reactive than others?
More reactive metals lose
electrons
easily
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What do metals react with acids to form?
Metal salts
and
hydrogen gas
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Write the word equation for magnesium reacting with hydrochloric acid.
Magnesium
+ Hydrochloric acid →
Magnesium chloride
+
Hydrogen
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Write the word equation for zinc reacting with nitric acid.
Zinc + Nitric acid →
Zinc nitrate
+ Hydrogen
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Write the word equation for iron reacting with sulphuric acid.
Iron
+
Sulphuric acid
→
Iron sulfate
+
Hydrogen
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Why is magnesium more reactive than iron?
Magnesium loses
electrons
more easily than iron
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Which metal loses electrons most easily?
Potassium
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Which metal loses electrons least easily?
Copper
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