1.

Assertion : The total number of atoms present in a simple cubic unit cell is one. Reason : Simple cubic unit cell has atoms at its corners , each of which is shared between eight adjacent unit cells.

Answer»

Assertion and REASON both are correct STATEMENTS and reason is correct EXPLANATION for assertion.
Assertion and reason both are correct statements but reason is not correct explanation for assertion
Assertion is correct STATEMENT but reason is wrong statement
Assertion is wrong statement but reason is correct statement.

Answer :a


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