Class 11 Chemistry Classification of Elements and Periodicity in Properties Extended or long form of periodic table

Easy

Where is helium placed in the periodic table and why?

A
Group $18$,Period $1$
B
Group $2$,Period $1$
C
Group $18$,Period $2$
D
Group $1$,Period $1$

Explore More

Browse All

Question Bank

All Subjects

Class 11 Questions

Class 11

Chemistry Questions

Chapter

Classification of Elements and Periodicity in Properties

Subtopic

Extended or long form of periodic table

Similar Questions

The number of elements in each of the long periods in the periodic table is

Easy

An element having atomic number $120$ has not yet been discovered. What will be its position in the long form of the periodic table?

Medium

The $10^{th}$ element in the periodic table resembles the elements of which period?

Medium

In the modern periodic table,elements are arranged in

Easy

In what manner is the long form of periodic table better than Mendeleev's periodic table? Explain with examples.

Difficult

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial

For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.