Class 11ChemistryClassification of Elements and Periodicity in PropertiesExtended or long form of periodic table
EasyThe symbol of an element is $Une$. Its atomic number is
- A$110$
- B$109$
- C$101$
- D$108$
Explore More
Similar Questions
The element with atomic number $12$ belongs to ......... group and ......... period.
What are the horizontal rows and vertical columns in the periodic table called? What do they represent?
Easy
View SolutionWrite the general outer electronic configuration of $s$-,$p$-,$d$- and $f$-block elements.
Easy
View SolutionAn element belongs to Group $15$ and third period of the periodic table. Its electronic configuration will be
Justify the given statement with suitable examples: "the properties of the elements are a periodic function of their atomic numbers".
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo