Helium was discovered Pierre Janssen and Norman Lockyer who conducted work on the analysis of the spectrum of the sun. It is energetically favorable for each helium atom to have 2 electrons, which gives it a stable electron shell. You may need to download version 2.0 now from the Helium is most abundantly found in the sun where it is formed from nuclear fission of Hydrogen atoms. Possible Answers From Our DataBase: HELIUM; Element with the atomic number two - Latest Answers By Publishers & Dates: Publisher: Helium has a Heat of Vaporization of 0.0845 kJ/mol. Helium's atomic number is a crossword puzzle clue that we have spotted 4 times. Hence, helium is grouped in the list of inert gases. Element Helium (He), Group 18, Atomic Number 2, s-block, Mass 4.003. Helium is often inhaled to change a persons voice, it does this as being lighter than Nitrogen and Oxygen it allows sound to travel faster so it sounds more high pitched. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. Helium is most commonly used in diving, welding and for inflating balloons. It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas, the first in the noble gas group in the periodic table. They are colorless, odorless, tasteless, nonflammable gases. It is a noble gas, non metal that is second most common element in the universe after Hydrogen. Helium has a Boiling Point of -268.9°F, meaning at -268.9°F it will turn to a Gas. The number of inert gas group is 18 in the modern periodic table. Helium has a Melting Point of -272.2°F, meaning at -272.2°F it will turn to a liquid.
The answer to Element with the atomic number two is: HELIUM The crossword clue "Element with the atomic number two" published 1 time/s and has 1 unique answer/s on our system. The chemical symbol for Helium is He.

Helium is the element which you can find on the upper right side of the periodic table with atomic number 2. Please stand by, while we are checking your browser...Completing the CAPTCHA proves you are a human and gives you temporary access to the web property.If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware.If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Helium (He) is a colorless, odorless gas that has the atomic number 2 and the symbol He. Clue: Helium's atomic number. Electronegativity is a measure of how strongly atoms attract bonding electrons to themselves. Also used in very low temperature research.Found in natural gas deposits & in the air (5 parts per billion) Constantly lost to space; replenished by radioactive decay (alpha particles).Noble gases are seven chemical elements that make up group 18 (VIIIa) of the periodic table: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn) and oganesson (Og). Helium is most commonly used in diving, welding and for inflating balloons. Name: Helium Symbol: He Atomic Number: 2 Atomic Mass: 4.002602 amu Melting Point:-272.0 °C (1.15 K, -457.6 °F) Boiling Point:-268.6 °C (4.549994 K, -451.48 °F) Number of Protons/Electrons: 2 Number of Neutrons: 2 Classification: Noble Gas Crystal Structure: Hexagonal Density @ 293 K: 0.1785 g/cm 3 Color: colorless Atomic Structure It … Used in balloons, deep sea diving & welding. Helium's Electronegativty is 0. Helium, the lightest of the noble gases, had actually been detected and helium is the only element in the periodic table that was discovered by an astronomer. There are related clues (shown below).

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