Group 0 elements are called:, Halogens, Noble gases, Alkali metals, Transition metals, Which property is true for noble gases?, Colourful gases, Conduct electricity, Very reactive, Unreactive, As you go down Group 0, the boiling point:, Increases, Stays the same, Fluctuates, Decreases, Helium is used in balloons because:, Conducts heat, It is reactive, Lower density, It is colourful.

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