FuseSchool
What Makes Something Acidic?
Learn the basics about what makes something acidic as part of the acids and bases topic..
FuseSchool
How To Balance Equations - Part 2
Continue learning about balancing equations, as a part of chemical calculations. The law of conservation of mass states that no atoms are lost or made during a chemical reaction. There are different ways of arranging the atoms. Chemical...
FuseSchool
Solubility Rules
Learn the basics about solubility rules for insoluble salts, as part of the overall acids, bases and alkali topic.
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Cutting sodium metal with a scalpel.
The shiny exposed metal surface reacts rapidly with oxygen and water in the air, forming a duller layer of sodium oxide and hydroxide. Then the sodium metal is dropped into water. The reaction produces hydrogen gas and sodium hydroxide....
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Sodium metal reacting with water.
The reaction produces hydrogen gas and sodium hydroxide. The heat of the reaction melts the sodium, which forms a sphere. The indicator phenolphthalein has been added to the water, which turns pink due to the presence of the strongly...
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Sodium metal reacting with water.
The reaction produces hydrogen gas and sodium hydroxide. The heat of the reaction melts the sodium, which forms a sphere. The indicator phenolphthalein has been added to the water, which turns pink due to the presence of the strongly...
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Potassium metal reacting with water.
The reaction produces hydrogen gas and potassium hydroxide. The heat of the reaction ignites the hydrogen gas produced, which burns with a lilac flame. The indicator phenolphthalein has been added to the water, which turns pink due to...
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Potassium metal reacting with water.
The reaction produces hydrogen gas and potassium hydroxide. The heat of the reaction ignites the hydrogen gas produced, which burns with a lilac flame. The indicator phenolphthalein has been added to the water, which turns pink due to...
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Potassium reacting with water.
The reaction produces hydrogen gas and potassium hydroxide, while the heat generated causes the potassium to explode. The indicator phenolphthalein has been added to the water, which turns pink in the presence of the strongly alkaline...
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Potassium metal reacting with water.
The reaction produces hydrogen gas and potassium hydroxide. The heat of the reaction ignites the hydrogen gas produced, which burns with a lilac flame. The indicator phenolphthalein has been added to the water, which turns pink due to...
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Hoba meteorite, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Hoba meteorite, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
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Hoba meteorite detail, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Hoba meteorite detail, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
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Hoba meteorite, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Hoba meteorite, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Getty Images
Hoba meteorite detail, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Hoba meteorite detail, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
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Hoba meteorite edge detail, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Hoba meteorite edge detail, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Getty Images
Hoba meteorite, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Hoba meteorite, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Getty Images
Hoba meteorite edge detail, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Hoba meteorite edge detail, Namibia: Estimated mass of over 60 tons, it is the largest known meteorite in one piece and the biggest naturally occurring piece of iron on the earth surface.
Getty Images
Potassium metal reacting with water.
The reaction produces hydrogen gas and potassium hydroxide. The heat of the reaction ignites the hydrogen gas produced, which burns with a lilac flame. The indicator phenolphthalein has been added to the water, which turns pink due to...
Getty Images
Potassium metal reacting with water.
The reaction produces hydrogen gas and potassium hydroxide. The heat of the reaction ignites the hydrogen gas produced, which burns with a lilac flame. The indicator phenolphthalein has been added to the water, which turns pink due to...
Khan Academy
Khan Academy: Autoionization of Water
Learn about the self-ionization of water into hydronium and hydroxide ions in this video. [10:54]
Khan Academy
Khan Academy: Common Polyatomic Ions
An explanation of the prefixes and suffixes associated with polyatomic ions. [5:48]