Match items with their appropriate chemical description. -Two or more atoms held together by chemical bonds A)NH₄⁺ B)molecule C)electron D)proton E)neutron F)pH G)Ca H)P I)mass number J)NO^3- K)C₆H₁₂O₆

Question

Quizplus · Accepted Answer

A molecule is made up of two or more atoms held together by chemical bonds. Answer: A NH₄⁺ represents the chemical formula for a compound or molecule. Answer: C An electron is a subatomic particle that carries a negative charge and orbits the nucleus of an atom. Answer: D A proton is a subatomic particle that carries a positive charge and is found in the nucleus of an atom. Answer: E A neutron is a subatomic particle that has no charge and is also found in the nucleus of an atom. Answer: F pH is a measure of the acidity or basicity of a solution. Answer: G Ca is the chemical symbol for calcium, an element with the atomic number 20. Answer: H P is the chemical symbol for phosphorus, an element with the atomic number 15. Answer: I The mass number is the total number of protons and neutrons in an atom's nucleus. Answer: J NO^3- represents the chemical formula for nitrous oxide, an inorganic compound. Answer: K C₆H₁₂O₆ represents the chemical formula for caffeine, an alkaloid compound.

Match Items with Their Appropriate Chemical Description