Ask Question
23 March, 12:21

The substances sodium (Na), oxygen (O2), and sodium oxide (Na2O) participate in this chemical reaction:

4Na + O2 → 2Na2O.

Which statement best describes the reaction?

A.

Elements rearrange, but no compounds are created or destroyed.

B.

Sodium oxide is created by the chemical reaction.

C.

Atoms from sodium oxide rearrange to form sodium and oxygen.

D.

In a mixture of the three substances, sodium oxide separates from the sodium and oxygen.

+2
Answers (1)
  1. 23 March, 14:34
    0
    The correct answer is Option B

    Sodium oxide is created by the chemical reaction.

    Reason: This is a covalent reaction in which the ions pair to form Na2O.

    Both Na has a valency of + 1 and O has two pair of free electrons. Oxygen shares its electron with Na to form Covalent compound Na2O.

    It is an unstable compound and soon react with hydrogen to form sodium hydroxide
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “The substances sodium (Na), oxygen (O2), and sodium oxide (Na2O) participate in this chemical reaction: 4Na + O2 → 2Na2O. Which statement ...” in 📙 Physics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers