The electron configuration for an element in the halogen group should always end with question 16 options:
ns2np6
ns2np5
ns2np4
ns2np2?

One similarity and one difference between an element and a mixture of elements

Match each term to its description. match term definition excess reactant a) reactant that can produce a lesser amount of the product limiting reactant b) amount of product predicted to be produced by the given reactants theoretical yield c) reactant that can produce more of the product

1. true or false: minerals are inorganic. true false 2. inorganic means that something has never been found alive 3. halite is another name for and is a mineral with a cubic crystal pattern. table salt rock salt