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What is a description of alpha particle?
An alpha particle is the same as a helium nucleus. It contains 2 neutrons and 2 protons. It has no electrons, so it is not an atom.
What element does not conduct electricity and it is colorless gas at room temperature and pressure has a density of about 90 mgl?
Helium is the element that fits this description. Helium is a colorless, odorless, and non-reactive gas that does not conduct electricity. It has a density of about 90 mg/L at room temperature and pressure.
Is the difference between helium in a jar in helium?
helium in a jar diff from helium atom
What is the abbreviation for gas helium?
The abbreviation for gas helium is He.
What is the word equation for liquid helium?
There is no word equation, except that helium will exist as liquid phase in liquid helium
Uses of helium and its description?
Nathan
What are some description of helium?
hot air ballon
What is a good description for helium?
Helium is a colourless, odourless gas. It belongs to group 18 and is chemically inert.
What element has 2 protons 1 neutron and 2 electrons?
Helium has 2 protons, 2 neutrons and 2 electrons. The symbol for helium is He and the atomic number is 2.
What a description for helium?
helium is noble gas has atomic number is 2. it don't react with any other element because outer most shell is complete.
What element is nonreactive but only has 2 valence electrons?
The element that fits this description is helium. Helium is a noble gas with a full outer shell of 2 electrons, making it stable and nonreactive under normal conditions.
What is the heliums description?
Helium is a noble gas, it is colourless, odourless gas at STP. It is a chemically inert element.
What is the description Of Saturn's surface?
The planet Saturn does not have a solid surface. Saturn is almost entirely made up of gases, hydrogen and helium.
What is a description of alpha particle?
An alpha particle is the same as a helium nucleus. It contains 2 neutrons and 2 protons. It has no electrons, so it is not an atom.
What is a description of a balloon?
A thin rubber felxible bag, narrow at one end. Blown up with air or helium. Typically used at parties and festivals.
What is the abbreviation for helium?
He - Helium
What element does not conduct electricity and it is colorless gas at room temperature and pressure has a density of about 90 mgl?
Helium is the element that fits this description. Helium is a colorless, odorless, and non-reactive gas that does not conduct electricity. It has a density of about 90 mg/L at room temperature and pressure.
