What if you were given a periodic table like the one above with no labels, just colors? How could you use the physical characteristics to identify an element as a metal, nonmetal, or metalloid?

Explain which group an element with the electron configuration 1s2 2s2 2p6 3s2 3p6 3d1 4s2 belongs to.

6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate