Question

Please tell me where to place and what to place

Answer 1

Answer:

1. Cr2O3 + 3Mg → 2Cr + 3MgO
2. 2H2 + O2 → 2H2O
3. 2 NaBr + Cl2 → 2 NaCl + Br2

i hope it will help u mate❤❤

Answer 2

Answer:

please mark as brainlest hiiiiiiiiiiiii