Question

question 11. use the periodic table to identify the group number and period number for each of the following elements: element name group number period number neon rubidium iron phosphorus lead hydrogen radium

Explanation:

Step1: Locate Neon in periodic table

Neon is in group 18 and period 2.

Step2: Locate Rubidium in periodic table

Rubidium is in group 1 and period 5.

Step3: Locate Iron in periodic table

Iron is in group 8 and period 4.

Step4: Locate Phosphorus in periodic table

Phosphorus is in group 15 and period 3.

Step5: Locate Lead in periodic table

Lead is in group 14 and period 6.

Step6: Locate Hydrogen in periodic table

Hydrogen is in group 1 and period 1.

Step7: Locate Radium in periodic table

Radium is in group 2 and period 7.

Answer:

Element Name	Group Number	Period Number
Rubidium	1	5
Iron	8	4
Phosphorus	15	3
Lead	14	6
Hydrogen	1	1
Radium	2	7