Inorganic Ions Flashcards
(24 cards)
What elements make up carbohydrates?
-C, H and O.
What elements make up lipids?
-C, H and O.
What elements make up proteins?
-C, H, O, N and S.
What elements make up nucleic acids?
-C, H, O, N and P.
How many bonds can hydrogen make?
-1.
How many bonds can oxygen make?
-2.
How many bonds can nitrogen make?
-3.
How many bonds can carbon make?
-4.
What is an ion?
-Atom with an electric charge.
What is a cation?
-Ion with positive charge.
What is an anion?
-Ion with negative charge.
What is an inorganic ion?
-Ion that doesn’t contain carbon.
What are the 5 cations?
- Calcium.
- Sodium.
- Potassium.
- Hydrogen.
- Ammonium.
What are the 5 anions?
- Nitrate.
- Hydrogencarbonate.
- Chloride.
- Phosphate.
- Hydroxide.
What is the chemical symbol and function of calcium?
- Ca^2+.
- Transmission of nerve impulses and release of insulin.
What is the chemical symbol and function of sodium?
- Na^+.
- Generating nerve impulses, muscle contraction and regulating fluids.
What is the chemical symbol and function of potassium?
- K^+.
- Generating nerve impulses, muscle contraction and regulating fluids.
What is the chemical symbol and function of hydrogen?
- H^+
- Affect pH of substances, and important for photosynthesis.
What is the chemical symbol and function of ammonium?
- NH(down)4^+.
- Absorbed from soil and important source of nitrogen.
What is the chemical symbol and function of nitrate?
- NO(down)3^-.
- Absorbed from soil and important source of nitrogen.
What is the chemical symbol and function of hydrogencarbonate?
- HCO(down)3^-.
- Acts as a buffer and maintains blood pH.
What is the chemical symbol and function of chloride?
- Cl^-.
- Help maintain blood pH during gas exchange.
What is the chemical symbol and function of phosphate?
- PO(down)4^3-.
- Photosynthesis and respiration, and needed for synthesis of biological molecules such as nucleotides.
What is the chemical symbol and function of hydroxide?
- OH^-.
- Affects pH of substances.
