The direct conversion of a solid into vapour without passing through the liquid state is called ______. / द्रव अवस्था से गुजरे बिना ठोस का सीधे वाष्प में परिवर्तन ______ कहलाता है।
Answer and explanation are free to read — no sign-in required. / उत्तर और व्याख्या पढ़ने के लिए साइन-इन आवश्यक नहीं है।
Correct Answer / सही उत्तर
B. Sublimation / उर्ध्वपातन
Explanation / व्याख्या
Sublimation is the direct change of a solid into vapour without becoming liquid. / ठोस का द्रव बने बिना सीधे वाष्प में बदलना उर्ध्वपातन कहलाता है। ---
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