Question 66

Q66Multiple choice

Match the types of defect given in Column I with the statement given in Column II. Column I Column II (i) Impurity defect

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(a) NaCl with anionic sites called F-centres (ii) Metal excess defect

(c) NaCl with Sr2+ and some cationic sites vacant

(b) FeO with Fe3+ (iii) Metal deficiency defect