d and f BLOCK ELEMENTS MCQ Quiz: GKFix - Bridge of Knowledge

Question 2236

▼

What was the primary reason Newlands' Law of Octaves was initially not widely accepted?

It was too complex to understand
It contradicted known chemical reactions
The scientific community found the musical analogy unconvincing and the pattern failed for heavier elements
It required the existence of unknown elements

Question 2237

▼

How did the initial scientific community react to Dobereiner's triads?

It was immediately accepted as groundbreaking
It was dismissed as coincidence
It led to the discovery of new elements
It revolutionized chemistry textbooks

Question 2238

▼

What was a consequence of Mendeleev's periodic table regarding the accepted atomic weights of some elements?

It proved atomic weights were irrelevant
It confirmed all atomic weights were accurate
He ignored atomic weights entirely
He corrected the accepted atomic weights of some elements to fit the periodic pattern

Question 2239

▼

What common factor was used by Dobereiner, Newlands, Mendeleev, and Meyer to arrange elements?

Atomic number
Chemical reactivity
Density
Atomic weight

Question 2240

▼

If you were to arrange the scientists mentioned (Dobereiner, Newlands, de Chancourtois, Mendeleev, Meyer) chronologically based on their major contributions, which order is correct?

Newlands, Dobereiner, de Chancourtois, Mendeleev/Meyer
Dobereiner, Newlands, de Chancourtois, Mendeleev/Meyer
de Chancourtois, Dobereiner, Newlands, Mendeleev/Meyer
Dobereiner, de Chancourtois, Newlands, Mendeleev/Meyer

Report Question Issue