How do you balance an equation

First write out the equation given:Na + O2 —> Na2ONow count how many oxygen atoms are on the LHS of equation (2) and how many are on the RHS (1). This means you must put a 2 in front of the Na2O to BALANCE the oxygens:Na + O2 —> 2 Na2ONow count how many sodium atoms are in the LHS of equation (1) and how many are on the RHS (4). This means you must put a 4 in front of the Na to BALANCE the sodium’s:4Na + O2 —> 2Na2O

LS
Answered by Lauren S. Chemistry tutor

1833 Views

See similar Chemistry GCSE tutors

Related Chemistry GCSE answers

All answers ▸

How would you carry out a flame test and what colours would Li+, Na+, K+ and Ca2+ ions form?


Give an example of a strong acid.


what forces hold the ions together in an ionic compound?


How does the reactivity of group 7 elements (the halogens) change down the group and why? (A Level)


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences