Alkali metals

a. group 1 elements
b. elements that make up the f block
c. elements of the s and p blocks
d. group 17 elements
e. entire set of d-block elements

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

2-bromo-2-methylbutane undergoes an e1 elimination reaction in the presence of ethanol. in the next reaction only one of the possible products is represented. although the product shown is not the major product of the reaction, notice that there is more than one way it can be produced. complete the mechanism and draw the missing substances.

The point along a planet's orbit where it is closest to the sun is called the