What was Dobereiner's basis of classifying elements? 

Important Questions on Periodic Classification of Elements

MEDIUM

10th CBSE

IMPORTANT

PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 5 - Periodic Classification of Elements>Check Your Progress>Q 3

What were the limitations of Dobereiner's classification? 

EASY

10th CBSE

IMPORTANT

PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 5 - Periodic Classification of Elements>Check Your Progress>Q 4

State Newlands law of Octaves. 

MEDIUM

10th CBSE

IMPORTANT

PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 5 - Periodic Classification of Elements>Check Your Progress>Q 5

What were the limitations of Newlands law of Octaves?

EASY

10th CBSE

IMPORTANT

PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 5 - Periodic Classification of Elements>Check Your Progress>Q 1

State Mendeleev's periodic law. 

HARD

10th CBSE

IMPORTANT

PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 5 - Periodic Classification of Elements>Check Your Progress>Q 2

Discuss main characteristics of Mendeleev's periodic table. 

HARD

10th CBSE

IMPORTANT

PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 5 - Periodic Classification of Elements>Check Your Progress>Q 3

What are the advantages of Mendeleev's periodic table? 

HARD

10th CBSE

IMPORTANT

PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 5 - Periodic Classification of Elements>Check Your Progress>Q 4

What are the defects in Mendeleev's periodic table? 

MEDIUM

10th CBSE

IMPORTANT

PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 5 - Periodic Classification of Elements>Check Your Progress>Q 5

Give an example of the element, which was discovered after Mendeleev's periodic table.