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Chemistry for Competitive Exam | SET-28

Chemistry Solved MCQs| रसायन विज्ञान से सम्बंधित महत्वपूर्ण बहुविकल्पीय प्रश्न उत्तर कुंजी सहित-SET-28

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-28


Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/
Question : 1
The basic principle of Cottnell’s precipitator is
”option-A”Le-chatelier’s principle ”option-B”peptisation ”option-C”neutralisation of charge on colloidal particles ”option-D”scattering of light
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 2
The colour of sky is due to
”option-A”transmission of light ”option-B”wavelength of scattered light ”option-C”absorption of light by atmospheric gases ”option-D”All of these
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 3
pH value of which one of the following is not equal to one?
0.05 M H2SO4 ”option-B”0.1 M HNO3 ”option-C”50cm3 of 0.4 M HCI +50 cm3 of 0.2M NaOH ”option-D”0.1 M CH3 COOH
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 4
Mercury is a liquid metal because
”option-A”it has a completely filled s-orbital ”option-B”it has a small atomic size ”option-C”it has a completely filled d-orbital that prevents d-d overlapping of orbitals ”option-D”it has a completely filled d-orbital that causes d-d overlapping
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 5
An octahedral complex is formed when hybrid orbitals of the following type are involved
”option-A”sp3 ”option-B”dsp2 ”option-C”d2sp3 ”option-D”sp2d2
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 6
Decomposition of benzene diozonium chloride by using Cu2Cl2/HCl to Form chlorobenzene is
”option-A”Cannizarro’s reaction ”option-B”Kolbe’s reaction ”option-C”Sandmeyer’s reaction ”option-D”Raschig’s reaction
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 7
The essential condition for the combustion is ………………..
”option-A” Oxygen ”option-B” Water ”option-C” Carbon dioxide ”option-D” All the above
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 8
Atoms of the same elements are …………….. in all aspects
”option-A”different ”option-B”identical ”option-C”partially same ”option-D”negative
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 9
The use of diesel and petrol as fuels in automobiles is being replaced by ………………..
”option-A” CNG ”option-B” Coal gas ”option-C” water gas ”option-D” carbon tetra chloride
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/


Question : 10
Chlorofluro Carbon causes …………… cancer
”option-A”lung ”option-B”throat ”option-C”skin ”option-D”none
Answer
Chemistry Solved MCQs
By : HP-All-Exam Master
https://hpallexam.blogspot.com/




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