MEDIUM
10th CBSE
IMPORTANT
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Important Questions on Periodic Classification of Elements (The Periodic Table)

EASY
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 1
Mention one reason why elements should be classified.
HARD
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 2
Name the observations of early attempts to classify elements.
HARD
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 3

Test the law of triad for Ca 40, Sr 88 and Ba 137.

MEDIUM
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 4
Who proposed the law of octaves? (Newland / Joseph Proust / Antoine Lavoisier)
EASY
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 5
State the periodic law as proposed by Mendeleev.
EASY
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 6
Name two properties which were the basis of classification of elements in Mendeleev’s periodic table.
HARD
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 7
Write the merits of Mendeleev's periodic table.
MEDIUM
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 8

Mention the limitations of Mendeleev's periodic table.