Question : Which among the following is a noble chemical element of science's periodic table?
Option 1: Nitrogen
Option 2: Helium
Option 3: Scandium
Option 4: Cobalt
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Correct Answer: Helium
Solution : The correct answer is Helium.
The noble gases, often known as inert gases, are represented in group 8A (or VIIIA) of the periodic table and include helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe) and radon (Rn). Helium is an element in chemistry with the atomic number two and symbol He. It is the first gas in the periodic table's noble gas category and is colourless, odourless, tasteless, non-toxic and inert.
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Question : What chemical element does ' N ' stand for in the periodic table?
Option 1: Neptunium
Option 2: Nitrogen
Option 3: Neon
Option 4: Neodymium
Question : What chemical element does ‘H’ stand for in the science periodic table?
Option 1: Helium
Option 2: Hydrogen
Option 3: Holmium
Option 4: Mercury
Question : What chemical element does "H" stand for in the periodic table of science?
Option 2: Mercury
Option 4: Hydrogen
Question : __________is the heaviest naturally occurring element of the Periodic Table with an atomic weight of 238.
Option 1: Xenon
Option 2: Uranium
Option 3: Helium
Question : What chemical element does "Mn" stand for in the science periodic table?
Option 1: Magnesium
Option 2: Manganese
Option 3: Mendelevium
Option 4: Molybdenum
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