Question 1
Which group and period does Calcium (Atomic number 20) belong to?
Question 2
How are periods numbered in the modern periodic table?
Question 3
Which elements fall under the category of metalloids in the periodic table?
Question 4
The number of electron shells in an element corresponds to which aspect of the periodic table?
Question 5
Which group in the modern periodic table contains the alkaline earth metals?
Question 6
What is the electron configuration of Aluminum (Atomic number 13)?
Question 7
What defines the elements that are grouped together in the same group in the periodic table?
Question 8
What is the periodic table's basis for determining the chemical properties of elements?
Question 9
Why are isotopes placed in the same position in the modern periodic table?
Question 10
What was Moseley's major contribution to the modern periodic table?
Question 11
Which property was the basis of arrangement in Mendeleev’s periodic table?
Question 12
What are the elements from atomic number 57 to 71 known as?
Question 13
What is the old Group numbering scheme for the modern Group 1 elements?
Question 14
Group 17 elements in the periodic table are also known as what?
Question 15
Which family of elements does Boron belong to in the periodic table?