MCQChemistry

NCERT · Class 11 · Chemistry · Classification of Elements and Periodicity in PropertiesAn element with atomic number $Z = 35$ belongs to which block of the periodic table?

Step-by-Step Solution

The electronic configuration of element $Z=35$ (Bromine) is $[Ar] 3d^{10} 4s^2 4p^5$. Since the last electron enters the p-subshell, it belongs to the p-block.

Detailed Options Breakdown
Option : s-block

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Classification of Elements and Periodicity in Properties.

Option 1: p-block (Correct Answer)

Correct choice. Refer to the step-by-step verified solution guidelines above for details.

Option 2: d-block

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Classification of Elements and Periodicity in Properties.

Option 3: f-block

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Classification of Elements and Periodicity in Properties.

💡 Study Guide: This question tests core syllabus concepts from Classification of Elements and Periodicity in Properties. For formulas, key summaries, and mock exam reference guides, read the full Classification of Elements and Periodicity in Properties Revision Notes.
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