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High School: 9th and 10th Grade
Chemistry
Chemistry - Chemical Reactions Of Metals
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Q.1
What would be the salt produced in the reaction of iron and hydrochloric acid?
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Iron hydrochloride
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Iron chloride
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Chloro iron
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Iron chlorate
Q.2
Which of the following combinations of chemicals is likely to be the most exothermic (gives out the most energy) when mixed together?
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Iron and aluminum oxide
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Magnesium and aluminum oxide
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Zinc and copper sulfate solution
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Magnesium and silver nitrate solution
Q.3
Which of the following reactions does not produce hydrogen gas?
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Silver and citric acid
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Zinc and hydrochloric acid
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Magnesium and nitric acid
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Iron filings and sulfuric acid
Q.4
Why are ionic compounds formed when a metal reacts with a non-metal?
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One or more electrons are transferred from the metal to the non-metal
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One or more electrons are transferred from the non-metal to the metal
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All of the electrons are transferred from the metal to the non-metal
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They share a pair of electrons
Q.5
Which of the following metals is displaced from its ore by using carbon?
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Iron
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Sodium
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Gold
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Magnesium
Q.6
What would you see if you added lithium to water?
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An explosion
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The metal fizzes and burns with a purple flame
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The metal fizzes, forms a molten ball and moves around the surface of the water
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The metal fizzes and moves around but doesn't melt
Q.7
One way of producing copper would be to add which of the following metals to copper sulfate solution?
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Platinum
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Gold
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Carbon
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Iron
Q.8
Which of the following would be produced when lithium carbonate reacts with nitric acid?
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Hydrogen
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Water
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Lithium nitrate
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Carbon dioxide
Q.9
What would you see if you added potassium to water?
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An explosion
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The metal fizzes and burns with a purple flame.
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The metal fizzes, forms a molten ball and moves around the surface of the water
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The metal fizzes and moves around but doesn't melt
Q.10
If you drop a piece of cleaned magnesium ribbon into a solution of silver nitrate, the magnesium becomes coated with a gray substance. What is the explanation for this?
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Magnesium is more reactive than silver and displaces the silver
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Magnesium is less reactive than silver and displaces the silver
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The magnesium reacts with the nitrate and is coated in magnesium nitrate
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Silver in silver nitrate is actually more reactive than magnesuim ribbon so the magnesium corrodes
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