IDNStudy.com, kung saan ang mga eksperto ay sumasagot sa iyong mga tanong. Ang aming komunidad ay handang magbigay ng malalim at maaasahang mga sagot, anuman ang kahirapan ng iyong mga katanungan.
Answer:
20 Things Found in a Home: Element or Compound
Understanding Elements and Compounds
* Element: A pure substance made up of only one type of atom.
* Compound: A substance made up of two or more different elements chemically combined.
List
* Water (H₂O): Compound - Composed of hydrogen and oxygen atoms.
* Salt (NaCl): Compound - Made up of sodium and chlorine atoms.
* Sugar (C₁₂H₂₂O₁₁): Compound - Contains carbon, hydrogen, and oxygen atoms.
* Aluminum foil: Element - Pure aluminum.
* Iron nail: Element - Pure iron.
* Copper wire: Element - Pure copper.
* Oxygen (in air): Element - Essential for breathing.
* Carbon dioxide (in air): Compound - Produced by respiration and combustion.
* Nitrogen (in air): Element - Makes up the majority of air.
* Baking soda (NaHCO₃): Compound - Contains sodium, hydrogen, carbon, and oxygen.
* Vinegar (acetic acid): Compound - Contains carbon, hydrogen, and oxygen.
* Gold ring: Element - Pure gold.
* Silver spoon: Element - Pure silver.
* Diamond: Element - Pure carbon.
* Graphite (pencil lead): Element - Pure carbon.
* Hydrogen peroxide (H₂O₂): Compound - Contains hydrogen and oxygen.
* Sodium bicarbonate (baking soda): Compound - Contains sodium, hydrogen, carbon, and oxygen.
* Table sugar (sucrose): Compound - Contains carbon, hydrogen, and oxygen.
* Alcohol (ethanol): Compound - Contains carbon, hydrogen, and oxygen.
* Carbon monoxide (in gas stoves): Compound - Produced by incomplete combustion.
Note: Many household items are mixtures of elements and compounds. For instance, air is a mixture of elements (oxygen, nitrogen) and compounds (carbon dioxide).