A Textbook of Science For Class 10>Chapter 7 - Periodic Classification of Elements>Activity 7.8

Jammu and Kashmir Board Solutions for Chapter: Periodic Classification of Elements, Exercise 8: Activity 7.8

Author:Jammu and Kashmir Board

Jammu and Kashmir Board Science Solutions for Exercise - Jammu and Kashmir Board Solutions for Chapter: Periodic Classification of Elements, Exercise 8: Activity 7.8

Attempt the free practice questions on Chapter 7: Periodic Classification of Elements, Exercise 8: Activity 7.8 with hints and solutions to strengthen your understanding. A Textbook of Science For Class 10 solutions are prepared by Experienced Embibe Experts.

Questions from Jammu and Kashmir Board Solutions for Chapter: Periodic Classification of Elements, Exercise 8: Activity 7.8 with Hints & Solutions

MEDIUM

10th Jammu and Kashmir Board

IMPORTANT

A Textbook of Science For Class 10>Chapter 7 - Periodic Classification of Elements>Activity 7.8>Q i

Study the variation in the atomic radii of first group elements given below and arrange them in an increasing order.

Period $I$ elements	$Na$	$Li$	$Rb$	$Cs$	$K$
Atomic radius (pm)	$186$	$152$	$244$	$262$	$231$

MEDIUM

10th Jammu and Kashmir Board

IMPORTANT

A Textbook of Science For Class 10>Chapter 7 - Periodic Classification of Elements>Activity 7.8>Q ii

Study the variation in the atomic radii of first group elements given below and name the elements which have the smallest and the largest atoms.

Period $I$ elements	$Na$	$Li$	$Rb$	$Cs$	$K$
Atomic radius (pm)	$186$	$152$	$244$	$262$	$231$

MEDIUM

10th Jammu and Kashmir Board

IMPORTANT

A Textbook of Science For Class 10>Chapter 7 - Periodic Classification of Elements>Activity 7.8>Q iii

How does the atomic size vary as you go down a group?