• # question_answer If $Na$is heated in presence of air, it forms [AFMC 2002] A) $N{{a}_{2}}C{{O}_{3}}$ B) $N{{a}_{2}}{{O}_{2}}$ C) $N{{a}_{2}}O$ D) Both b and c

When $Na$ is heated in presence of air or oxygen, $Na$ burns to form sodium oxide and sodium peroxide.