Easy Chemistry Class 11 Level 3

What generally happens to atomic radius from left to right in a period?

आवर्त सारणी में बाएं से दाएं जाने पर परमाणु त्रिज्या सामान्यतः क्या होती है?

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Correct Answer

B. घटती है / Decreases

Explanation

Step 1: This question is about periodic properties. Step 2: From left to right nuclear charge increases and electrons are attracted more strongly so radius decreases. Step 3: Remember that atomic size becomes smaller across a period.

Step 1: यह प्रश्न आवर्ती गुणों से जुड़ा है। Step 2: बाएं से दाएं नाभिकीय आवेश बढ़ता है और इलेक्ट्रॉन अधिक आकर्षित होते हैं इसलिए त्रिज्या घटती है। Step 3: आवर्त में दाएं जाने पर आकार छोटा याद रखें।

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