Valency of sulfite ($SO_3^{2-}$) is —

এই অধ্যায়ের আরও প্রশ্ন

• C-05-Q046Valency of nitrate () is —
• C-05-Q047Valency of nitrite () is —
• C-05-Q048Valency of phosphate () is —
• C-05-Q049Valency of hydroxide () is —
• C-05-Q050Valency of phosphonium () is —
• C-05-Q051The numbers of atoms or radicals in a molecule are written in the formula as —
• C-05-Q052Chemical formula of nitrogen molecule is —
• C-05-Q053Chemical formula of ozone is —
• C-05-Q054Iron is written as —
• C-05-Q055Helium is expressed as —