Which two elements primarily compose the Sun? By Kalsoom Tahir 🌐 Source Astronomy Knowledge Base ✅ Fact Checked 📊 Difficulty Easy 📅 Last Updated 13 Aug 2026 A. Oxygen & Carbon B. Iron & Nickel C. Hydrogen & Helium D. Nitrogen & Neon Check Answer 💡 Explanation: The Sun is composed mainly of Hydrogen (~74%) and Helium (~24%). 📚 Topics: Astronomy Science 🎯 Exams: CSS GEN NTS PMS