12th Chemistry

12th Board Exam Chemistry VVI Short Type Question With Answer Chemistry 12th Exam Class Notes PDF

12th Board Exam Chemistry (रसायन शास्त्र) महत्वपूर्ण प्रशन || BSEB 12th Board Exam Chemistry Short Type Question On latest Pattern Class Notes PDF Download,  1. What is the difference between “Schottky defect‘ and “Frenkel defect‘ ?  Ans. Difference between Schottky defect and Frenkel defect :  Schottky defect Frenkel defect (i) The cations and anions are extinct […]

12th Chemistry

Class 12th Chemistry VVI Short Question For Board Exam, 12th Exam Chemistry लघु उत्तरीय प्रशन

12th Board Exam Chemistry (रसायन शास्त्र) महत्वपूर्ण प्रशन || BSEB 12th Board Exam Chemistry Short Type Question On latest Pattern Class Notes PDF Download,  1. फ्रेंकेल दोष से क्या समझते हैं?  उत्तर : फ्रेंकेल दोष :-  जब क्रिस्टल जालक में से एक आयन निकलकर जालक के किसी खाली स्थान में फँस जाता है, तब उस […]

12th Chemistry

12th Board Chemistry VVI MCQ Objective Question Part 2 || I.Sc Exam Chemistry Objective

CHEMISTRY (रसायनशास्त्र) टॉप 200 प्रशन, 12th Board CHEMISTRY Most VVI Objective Question With Answer PART – 2 31. फेन उत्पलावन विधि द्वारा किस प्रकार के अयस्क का सान्द्रण करते हैं?  (A) स्लफाइड  (B) स्लाफाइट (C) ऑक्साइड (D) कार्बोनेट ANSWER – A 32. लोहे का प्रमुख अयस्क है  (A) Fe3O4  (B) FeCO3 (C) Fe2O3 (D) इनमें […]

12th Chemistry

Bihar Board 12th Chemistry VVI Objective Question Part 1 || Chemistry MCQ

Chemistry (रसायनशास्त्र) टॉप 200 प्रशन, 12th Board Chemistry Most VVI Objective Question With Answer PART – 1 1. निम्नलिखित में से कौन सुचालक है? (A) Mg (B) Ge (C) Cu (D) इनमें से सभी  ANSWER – (D)  2. निम्नलिखित में से कौन अर्धचालक है?  (A) Si (B) Ag (C) Cu  (D) Fe  ANSWER – (A)  […]

12th Chemistry

Bihar 12th Chemistry 2020 Exam Question Answer Key 04-02-2020 Exam || Chemistry Objective Answer Key 2020 

Bihar 12th Chemistry 2020 Exam Question Answer Key 04-02-2020 Exam || Chemistry Objective Answer Key 2020  Chemistry Objective Answer keys Exam 2020 :  Bihar School Examination Board has conducted the Examination of Bihar Board Intermediate Physics Chemistry  Exam on 04 February 2020. It has been conducted by Bihar School Examination Board at Various Centers all […]

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12th Exam 2020 SCIENCE Stream All Subject PHYSICS CHEMISTRY BIOLOGY MATHS VVI Guess Class Notes PDF

12th INTER 2020 Exam SCIENCE STREAM All Subject VVI Guess PDF Available 12th Board Physics Chemistry Biology Mathematics VVI Important Guess Question pdf is Available Here 12th Board Exam preapration it is must necessary that student read vvi Important objective and important subjective questions for board exam because if any student starts learning important questions […]

12th Chemistry

Solid State Objective Question for 12th Board Exam || Solid State Class Notes Objective

 THE SOLID STATE (ठोस अवस्था )  ¤ Solid State Chemistry Most VVI Objective Question || ठोस अवस्था महत्वपूर्ण ऑब्जेक्टिव प्रशन || बोर्ड परीक्षाओ में बार बार पूछे  जाने वाले प्रशन  Solid State Objective Question for 12th Board Exam || Solid State Class Notes Objective 1. The material used in the solar cells contains (A) Cs […]

12th Chemistry

Solid State Most VVI Objective Question || ठोस अवस्था महत्वपूर्ण ऑब्जेक्टिव प्रशन

 ठोस अवस्था (THE SOLID STATE) ¤ Solid State Chemistry Most VVI Objective Question || ठोस अवस्था महत्वपूर्ण ऑब्जेक्टिव प्रशन || बोर्ड परीक्षाओ में बार बार पूछे  जाने वाले प्रशन   1. hcp संरचना में, पैकिंग-प्रभाज होता है :  (A) 0.68 (B) 0.74 (C) 0.54  (D) 0.50  2. मूल क्रिस्टल तंत्रों की संख्या होता है  (A) 4  (B) […]

12th Chemistry

12th Board Chemistry VVI Short Question Inter Chemistry Exam Question

12th Board Chemistry short Question With Answer 2020 ka Exam Question VVI Guess Class Notes 1. विटामिन से आप क्या समझते हैं ? 2. निस्तापन क्या है ? 3. टिन्डल प्रभाव क्या है ? व्याख्या करें। 4. Cd2+ आयन रंगहीन होता है, क्यों ? 5. सेमीकंडक्टर की विद्युत चालकता ताप बढ़ाने पर क्यों बढ़ जाती […]