This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
An atom of an element has the electronic confi-guration 2,8,2. To which group does it belong?
Correct!
Wrong!
Where would you locate the element with electronic configuration 2, 8 in the Modern Periodic Table?
Correct!
Wrong!
At the time of Mendeleev, the number of elements known was?
Correct!
Wrong!
In Mendeleev’s Periodic Table, gaps were left for the elements to be discovered later. Which of the following elements found a place in the Periodic Table later?
Correct!
Wrong!
The properties of eka-aluminium predicted by Mendeleev are the same as the properties of later discovered element:
Correct!
Wrong!
Upto which element, the Law of Octaves was found applicable?
Correct!
Wrong!
Element ‘X’ forms a chloride with the formula XCl2, which is a solid with high melting point. X would most likely be in the same group of the periodic table as:
Correct!
Wrong!
The arrangement of elements in the Modern Periodic Table is based on their?
Correct!
Wrong!
Science Quiz 129
You Failed!
You weren't even close... Carry on!
Close enough!
You were even close... Carry on!
You are Genius!
You nailed it!
Share your Results: