Add New Description

Fill up the form and submit

রিডক্স বিক্রিয়া কোনটি?

{CaCO}_{3} \overset{∆}{\to} CaO + {CO}_{2}

H_{2} + O_{2} \to H_{2} O

NaOH + HCI \to NaCl + H_{2} O

কোনটিই নয়

ANS : 0

Descrption

To add a description please, login first. click here to login

Cancel Login

Content for the offcanvas goes here. You can place just about any Bootstrap component or custom elements here.

Description