Which of the following is the test for oxygen has? a. a glowing wooden splint is placed in the gas b. a lit wooden splint is placed in the gas c. the gas is bubbles into limewater d. damp blue litmus is placed in the gas

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.