diff --git a/Grade 10/Science/SNC2DZ/Unit 1: Chemistry Part 1.md b/Grade 10/Science/SNC2DZ/Unit 1: Chemistry Part 1.md
index 7af3e81..49f0044 100644
--- a/Grade 10/Science/SNC2DZ/Unit 1: Chemistry Part 1.md	
+++ b/Grade 10/Science/SNC2DZ/Unit 1: Chemistry Part 1.md	
@@ -237,7 +237,7 @@
 |Name|Chemical Formula|
 |:---|:---------------|
 |Hydrogen carbonate ion|$`HCO_3`$|
-|Dihydrogen phosphate ion|$`H2PO_4^-`$|
+|Dihydrogen phosphate ion|$`H_2PO_4^-`$|
 |Monohydrogen phosphate ion|$`HPO_4^{2-}`$|
 |Hydrogen Sulfate|$`HSO_4^-`$|
 |Hydrogen Carbonate|$`HCO_3^-`$|