17 in Periodic Table
There are many non metals that are found in nature. These non metals include all gasses like oxygen and hydrogen.
Non metals
Many nonmetals are gases.
22
There are seven non metals -Hydrogen -Carbon -Nitrogen -Oxygen -Phosphorus -Sulfur -Selenium
Non metals
all are non metals
non metals
Yes, 3 or 4 times as many elements are metallic. Note, the whole left AND bottom portions of the Periodic Table are metals.
the answer is i dont know
Most of them do NOT react with water. Only fluorine and to some extend chlorine do. Actually the only good 'water reacting' group of elements is group 1: the alkali metals.
Non-metals have 4, 5, 6, 7, and 8 valence electrons, respectively.