Q38 of 181 Page 305

The Electronic configuration of the atom of an element X is 2,8,4. In modern periodic table, the element X is placed in :

The Electronic configuration of the atom of an element X is 2,8,4.In modern periodic table, the element X is placed in 14th group.

More from this chapter

All 181 →
36

What are the advantage of the periodic table ?

 37

Which of the following statements is not a correct statement about the trends when going from left to right across the periods of the periodic table?

 39

The atomic number of an element is 20. In modern periodic table, this element is placed in :

 40

Five elements A, B, C, D and E have atomic numbers of 2, 3, 7 10 and 18 respectively.The elements which belong to the same group of the periodic table is :