Valency for iron

  1. so for all the chemical formulas if there is no subscript (for the valency of the element) does it mean it is a one or do i have
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    2. Sam asked by Sam
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  2. what valency ?how can we find valency?explain.
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    2. sushil asked by sushil
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  3. 1. a)Differentiate between valency and oxidation numberb)Write the valency and oxidation numbers of the following elements: Na,
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  4. I'm drawing a Lewis structure for hydrogen cyanide using nitrogen with a valency of 3. Would I still need 2 dots after the N or
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    2. Hol asked by Hol
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  5. An element x with valency a and an element y with valency b combine to form a compound the formula of the compound is
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    2. Zipporah asked by Zipporah
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  6. I have to draw Lewis structures for hydrogen cyanide and cyanogen with nitrogen valency of three. Would I still need 2 dots
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    2. Hol asked by Hol
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  7. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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  8. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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  9. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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  10. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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