CBSE Class 10CBSE
Share
Notifications

View all notifications

The Electronic Configuration of the Atom of an Element X is 2, 8, 4. in Modern Periodic Table, the Element X is Places in : (A) 2nd Group (B) 4th Group (C) 14th Group (D) 8th Group - CBSE Class 10 - Science

Login
Create free account


      Forgot password?

Question

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

(a) 2nd group
(b) 4th group
(c) 14th group
(d) 8th group

Solution

(c) 14th group
Group number = 10 + 4
                         = 14
Hence, the element X is placed in the 14th group.

  Is there an error in this question or solution?

APPEARS IN

 Lakhmir Singh Solution for Chemistry for Class 10 (2019 Exam) (2018 to Current)
Chapter 5: Periodic Classification Of Elements
Q: 38 | Page no. 305
Solution The Electronic Configuration of the Atom of an Element X is 2, 8, 4. in Modern Periodic Table, the Element X is Places in : (A) 2nd Group (B) 4th Group (C) 14th Group (D) 8th Group Concept: Position of Elements and Trends in the Modern Periodic Table.
S
View in app×