vad jag måste kunna tills i övermorgon annars får jag F ;(
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8 Terms
What information can be obtained from the periodic table regarding elements?
It shows how elements are arranged, their properties, and relationships between them.
What is a ion?
An ion is an atom that has gained or lost an electron.
How are ions formed?
Ions are formed when atoms gain or lose electrons.
What is a salt?
A salt is formed when a negatively charged ion and a positively charged ion are attracted to each other.
How are salts formed?
Salts are formed when an acid and a base react with each other.
Example of a salt and its use: Sodium chloride
Sodium chloride is used in food.
Example of a salt and its use: Calcium carbonate
Calcium carbonate is found in chalk and seashells.
Example of a salt and its use: Sodium bicarbonate
Sodium bicarbonate is used in fertilizers to help plants grow.
