(A): The hardness of silica is less than that of diamond . (R): In silica, each silicon atom is surrounded by two oxygen atoms whereas in diamond each carbon atom is surrounded by 4 carbon atoms

(A): The hardness of silica is less than that of diamond . (R): In si

1.	(A): The hardness of silica is less than that of diamond . (R): In silica, each silicon atom is surrounded by two oxygen atoms whereas in diamond each carbon atom is surrounded by 4 carbon atoms
Answer» <html><body><p>a. Both A and R are true, and R is correct <a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a> of A <br/>b. Both A and R are true, and R is not the correct explanation of A <br/><a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a>. A is true but R is <a href="https://interviewquestions.tuteehub.com/tag/false-459184" style="font-weight:bold;" target="_blank" title="Click to know more about FALSE">FALSE</a> <br/>d. A is false but R is true </p>Answer :C</body></html>