Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry States of Matter
Which of the following is a Frenkel defect?
1
One Cl vacancy and one Na vacancy in NaCl
2
One Zn vacancy and one Zn interstitial in ZnO
3
K at the Na site in NaCl
4
More than of the above
5
None of the above