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Chemistry for Competitive Exam | SET-36

Chemistry Solved MCQs| रसायन विज्ञान से सम्बंधित महत्वपूर्ण बहुविकल्पीय प्रश्न उत्तर कुंजी सहित-SET-36

Chemistry Solved MCQs for all competitive exam
रसायन विज्ञान से सम्बंधित बहुविकल्पीय प्रश्न उत्तर कुंजी सहित

Welcome to our exclusive collections of chemistry multiple choice questions(MCQs) with answers. All questions are of multiple choice type. In these multiple choice questions MCQs sets we are going to share most important questions related to chemistry. These questions are very helpful for those candidates and aspirants who are preparing for the various government and non government exam as well as in interview. e.g. CTET, TET, HPAS, UPSc, State PSC, Army, Patwari, Samvida, Teacher recruitment test, UPSC, SSC, CGL, Police, SI, CDS, MAT, SSC 10+2, CLAT, NIFT, SBI, IBPS PO, SBIPO, PO, RRB, IBPS Clerk, Vyapam, CDSE, SBI Clerk etc.

रसायन विज्ञान से सम्बंधित बहुविकल्पीय प्रश्नो के इस सेट में कई महत्वपूर्ण प्रश्न उत्तर कुंजी सहित दिए गए है जो कई प्रतियोगी परीक्षाओ में पूछे गए प्रश्न का समावेश किये हुए है. लगभग सभी प्रतियोगी परीक्षाओ में रसायन विज्ञान से सम्बंधित बहुविकल्पीय प्रश्न पूछे जाते है हम रसायन विज्ञान से सम्बंधित महत्वपूर्ण बहुविकल्पीय प्रश्न हिंदी में उत्तर कुंजी सहित दे रहे हे जो उन सभी स्टूडेंट्स के लिए महत्वपूर्ण है जो रसायन विज्ञान से सम्बंधित बहुविकल्पीय प्रश्नो की जानकारी लेना चाहते है तथा कई प्रतियोगी परीक्षाओ की तैयारी कर रहै है | ये महत्वपूर्ण बहुविकल्पीय उत्तर कुंजी सहित प्रश्न उन सभी लोगो के लिए वरदान साबित होंगे ।

Chemistry MCQs for all Competitive Exams|रसायन विज्ञान से सम्बंधित बहुविकल्पीय प्रश्न उत्तर कुंजी सहित


Chemistry Solved MCQs| रसायन विज्ञान से सम्बंधित महत्वपूर्ण बहुविकल्पीय प्रश्न उत्तर कुंजी सहित-SET-36


Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/
Question : 1
The brown ring test for nitrates depends on
”option-A”the reduction of nitrate to nitric oxide ”option-B”oxidation of nitric oxide to nitrogen dioxide ”option-C”reduction of ferrous sulphate to iron ”option-D”oxidising action of sulphuric acid
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 2
Formic acid is a stronger acid than acetic acid. This can be explained using
”option-A”–I effect ”option-B”+M effect ”option-C”–M effect ”option-D”+I effect
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 3
The compound obtained when acetaldehyde reacts with dilute aqueous sodium hydroxide exhibits ______.
optical isomerism ”option-B”geometric isomerism ”option-C”both optical and geometric isomerism ”option-D”neither optical nor geometric isomerism
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 4
By heating phenol with chloroform in alkali, it is converted into
”option-A”salicylic acid ”option-B”salicylaldehyde ”option-C”anisole ”option-D”phenyl benzoate
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 5
When compared to DG0 for the formation of Al2O3 , the AG0 for the formation of Cr2O3 is
”option-A”higher ”option-B”lower ”option-C”same ”option-D”unpredicted
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 6
The mass of a metal, with equivalent mass 31.75, which would combine with 8 g of oxygen is
”option-A”31.75 ”option-B”3.175 ”option-C”8 ”option-D”1
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 7
The correct sequence of steps involved in the mechanism of Cannizzaro’s reaction is ______.
”option-A”transfer of H–, transfer of H+ and nucleophilic attack ”option-B”nucleophilic attack, transfer of H– and transfer of H+ ”option-C”electrophilic attack by OH–, transfer of H+ and transfer of H– ”option-D”transfer of H+,nucleophilic attack and transfer of H–
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 8
The correct order of increasing bond length of C – H, C – O, C – C and C = C is
”option-A”C – H < C – O < C – C < C = C ”option-B”C – H < C = C < C – O < C – C ”option-C”C – C < C = C < C – O < C – H ”option-D”C – O < C – H < C – C < C = C
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 9
The time taken for a tree to turn into coal under the earth is …………..
”option-A”34 years ”option-B”3400 years ”option-C”34000 years ”option-D”34 crore years
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 10
India ranks …………… among the coal producing countries
”option-A” 2nd ”option-B” 3rd ”option-C” 4th ”option-D” none
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/




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