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Determining formulas for ionic compounds

Determining formulas for ionic compounds The (+) and (-) charges must cancel each other to make a neutral compound. Mg +2 and Cl -1 make MgCl 2 Because you need 2 Cl - to cancel the +2 charge on Mg. What is the formula for a compound of Al and O ? Al +3 O -2.

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Determining formulas for ionic compounds

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  1. Determining formulas for ionic compounds The (+) and (-) charges must cancel each other to make a neutral compound. Mg+2 and Cl-1 make MgCl2 Because you need 2 Cl- to cancel the +2 charge on Mg

  2. What is the formula for a compound of Al and O? Al+3 O-2

  3. What is the formula for a compound of Al and O? Al+3 O-2 Find the least common multiple 3+ X 2 = 6+ 2- X 3 = 6- Al2O3

  4. A force can shatter an ionic crystal.

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