Q. 13.8( 35 Votes )
<span lang="EN-GB
Answer :
Dobereiner created some groups having three elements in each group. He called these groups triads. He stated that when the elements in a group are arranged in increasing order of their atomic masses then the atomic mass of the middle element is approximately the average of the atomic masses of two other elements.
Rate this question :
How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Reflection of light-238 mins
Outcomes of Democracy43 mins
Refraction of Light-241 mins
Application of Trigo Important Questions44 mins
Trigonometric Ratios of Specified Angles38 mins
Sum of n Terms of AP56 mins
Basics of Coordinate Geometry53 mins
Glimpses of India39 mins
Arithmetic Progression and 'nth' Term of AP55 mins
Reflection of Light-144 mins
Reflection of light-238 minsOutcomes of Democracy43 minsRefraction of Light-241 minsApplication of Trigo Important Questions44 minsTrigonometric Ratios of Specified Angles38 minsSum of n Terms of AP56 minsBasics of Coordinate Geometry53 minsGlimpses of India39 minsArithmetic Progression and 'nth' Term of AP55 minsReflection of Light-144 minsTry our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
view all courses
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
RELATED QUESTIONS :
Elements have bee
Xam idea - ScienceIn Mendeleev&rsqu
Xam idea - ScienceThree elements B,
All In One Science(a) The modern pe
Science - Board Papers<span lang="EN-US
Science - Board PapersWhat were the lim
Lakhmir Singh & Manjit Kaur - ChemistryWould you place t
Lakhmir Singh & Manjit Kaur - ChemistryName two elements
Lakhmir Singh & Manjit Kaur - ChemistryThe correct formu
Lakhmir Singh & Manjit Kaur - Chemistry