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May 20, 2018 · An alternative way to writing a correct formula for an ionic compound is to use the crisscross method. In this method, the numerical value of each of the ion charges is crossed over to become the subscript of the other ion.
Here's a step-by-step guide on how to employ the Criss Cross Method:Identify the Ions: Begin by identifying the cation (the positively charged ion) and the a...
- 5 min
- 34.8K
- Wayne Breslyn (Dr. B.)
Sep 22, 2020 · This video is designed for high school chemistry students and explains how to use the criss-cross method to determine the formula of an ionic compound from its ions.
- 8 min
- 30.5K
- Patrick Haney
Mar 24, 2021 · An alternative way to writing a correct formula for an ionic compound is to use the crisscross method. In this method, the numerical value of each of the ion charges is crossed over to become the subscript of the other ion. Signs of the charges are dropped.
Writing formula for ionic compounds. When ions of opposite charge get together, they form ionic bonding. Writing the formula for the ionic compound is pretty straightforward. The critical information you’ll need is the charge that each of the ions will form.
May 28, 2024 · This "shortcut" is known as the "Criss-Cross Method" because the numerical values effectively "criss-cross" over one another when they are moved to their new positions. The resultant base formula is identical to what was derived using the first method: K 3 N 1 .
Learn how to use the Criss-Cross Method for writing chemical formulas quickly and accurately! This simple technique helps you determine the correct chemical formula for ionic compounds,...
- 2 min
- ChemistryBuddy
