Which is known as ‘noble gas’?
Sol.The six noble gases that occur naturally are Helium (He), Neon (Ne), Argon (Ar), Krypton (Kr), Xenon (Xe) and the radioactive Radon (Rn).
645 MCQ for effective preparation of the test of Basics of Chemistry section.
Read the MCQ statement: Which is known as ‘noble gas’? , keenly and apply the method you have learn through the video lessons for Basics to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 642-2828.