Which of the following is a balanced chemical equation for the synthesis of NaBr from Na and Br2?

A.) Na + Br2 --- NaBr
B.) 2Na + Br2 --- NaBr
C.) Na + Br2 --- 2NaBr
D.) 2Na + Br2 --- 2NaBr

Question

Which of the following is a balanced chemical equation for the synthesis of NaBr from Na and Br2?

A.) Na + Br2 ---> NaBr
B.) 2Na + Br2 ---> NaBr
C.) Na + Br2 ---> 2NaBr
D.) 2Na + Br2 ---> 2NaBr

joannablackwelder · Answer

In order to be balanced, what comes in must go out. For example, the first one has 2 Brs in the reactants but only 1 in the products. This is not balanced. Can you use this information to help you solve?

anonymous · Answer

I already got the answer. but thank you for trying to help!

joannablackwelder · Answer

Good. No worries.

anonymous · Answer

The answer would be D.