The white ZnO turns yellow on heating because of
a. Frenkel defect
b. Metal excess defect
c. Metal deficiency generally defect
d. Schottky defect
Ans. b
(9)
Related Posts:
- ENGLISH PRACTICE TEST Question Bank
- POLLUTION BIOLOGY
- OBJECTIVE QUESTIONS COMMON HUMAN DISEASE BIOLOGY
- Genetis Lecture 1 BIOLOGY
- ECOSYSTEM | STRUCTURE AND FUNCTIONS BIOLOGY
- ORGANISMS AND ENVIRONMENT BIOLOGY
- REASONING TEST (29 AUG 2014) Question Bank
- Genetics Lecture 2 BIOLOGY
- COMMON HUMAN DISEASE BIOLOGY
- English Quiz 21Aug 2014 Question Bank
Powered by Contextual Related Posts
You may also like
Best Chemistry Coaching in Chandigarh Mohali
Best Chemistry Teacher in Chandigarh and mohali Flame Institute provides top-notch chemistry coaching with expert faculty, offering comprehensive guidance for IIT-JEE chemistry, NEET chemistry, and CBSE chemistry exams. Our students benefit from detailed explanations of organic chemistry, inorganic chemistry, and …
2.57 x 10 -3 bar. The molar mass of protein will be a. 31011 g mol -1 b. 61038 g mol -1 c. 51022 g mol -1 d. 122044 g mol -1 Ans. b (9)
dm-3 sucrose solution at 20 ° C (molar gas constant, R = 8.314 JK -1 mol -1 ; 1 dm-3 = 0.001 m3 ) a. 4870 Pa b. 4.87 Pa c. 0.00487 Pa d. 0.33 Pa Ans. a (17)