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They are made of subatomic particles (APEX)
MunkeyDee
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Are helium carbon and gold only metals?
helium and carbon are non metals. Gold is a metal
Which of these elements have the least number of neutrons helium carbon gold uranium?
The answer is helium.
Which one is not a metal copper gold helium and mercury?
Helium is a non metal.
Jupiter is mostly made up of hydrogen and helium true or false?
True. Jupiter is consisted of mainly hydrogen and helium. 90% hydrogen, 8% helium and 2% other gases
Is liquid helium a true substance?
Yes it is. Helium will be liquid below -268.93 °C
Are helium carbon and gold only metals?
helium and carbon are non metals. Gold is a metal
Which of these elements have the least number of neutrons helium carbon gold uranium?
The answer is helium.
Which one is not a metal copper gold helium and mercury?
Helium is a non metal.
Which atom has the greatest number of electrons out of these helium gold or iron?
Helium: 2 electrons Gold: 79 electrons Iron: 26 electrons
Jupiter is mostly made up of hydrogen and helium true or false?
True. Jupiter is consisted of mainly hydrogen and helium. 90% hydrogen, 8% helium and 2% other gases
Is liquid helium a true substance?
Yes it is. Helium will be liquid below -268.93 °C
What statement is true about the atoms in helium?
Helium has two natural isotopes and is an inert noble gas.
What is true about the atoms in helium gas?
Helium has two natural isotopes and is an inert noble gas.
What statement is true about the atoms in helium gas?
Helium has two natural isotopes and is an inert noble gas.
Is it accurate that helium has no chemical properties?
Yes. it is true. helium is chemically inert and it does not react with any other element.
Is the sun made mostly of hydrogen and helium true or false?
True. The Sun is mainly composed of hydrogen (about 74% of its mass) and helium (about 24% of its mass). The remaining 2% consists of trace amounts of heavier elements.
Is helium is most like neon true or false?
True because it is right next to neon
