TET-Ctet-Chemistry-set-52

Chemistry MCQs for all Competitive Exams SET-52
Chemistry Multiple Choice Questions

Chemistry Multiple Choice Questions(MCQ)
रसायन विज्ञान बहुविकल्पीय प्रश्न

Welcome to our exclusive collections of chemistry multiple choice questions with answers. All questions are of multiple choice type.In these 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.
इस पोस्ट में हम रसायन विज्ञान से सम्बंधित कई महत्वपूर्ण बहुविकल्पीय प्रश्न प्रस्तुत कर रहे है , जो कई प्रतियोगी परीक्षाओ में पूछे जाते है. जैसे TET, CTET, JEE, AIPMT, PMT, Police exams ,army exams, CDSE , SBI Clerk , SBIPO, PO, RRB , IBPS PO , PSc, State PSC, Patwari, Samvida, Teacher recruitment test, UPSC, SSC, CGL, SI, CTET, TET, CDS, MAT , SSC 10+2 , CLAT , NIFT , SBI , IBPS Clerk, Vyapam, आदि.

Chemistry MCQs for all Competitive Exams SET-52
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

For a reversible reaction : X(g) + 3Y(g) ⇌ 2Z(g)DH = –40 kJ the standard entropies of X, Y and Z arc 60, 40 and 50 JK–1 mol–1 respectively.The temperature at which the above reaction attains equilibrium is about

[A].   400 K
[B].   500 K
[C].   273 K
[D].   373 K


Question : 2

Given a gas phase reaction
2A(g) + B(g) ⇌ C(g) + D(g)Which one of the following changes will affect the value of KC?

[A].   Addition of inert gas
[B].   Addition of catalyst
[C].   Addition of reactants
[D].   Increasing in temperature


Question : 3

Hydrogen is prepared from H2O by adding

[A].   Ca, which acts as reducing agent
[B].   AI, which acts as oxidising agent
[C].   Ag, which acts as reducing agent
[D].   Au, which acts as oxidising agent


Question : 4

In Ramsay and Rayleigh’s isolation of noble gases from air, the nitrogen of the air is finally converted into

[A].   NO and NO2
[B].   NaNO2 only
[C].   NaNO2 and NaNO3
[D].   NaNO3 only


Question : 5

Inductive effect involves displacement of

[A].   s electrons delocalisation of
[B].   p  electrons delocalisation of
[C].   s  electrons displacement of
[D].   p  electrons


Question : 6

Number of isomeric forms (constitutional and sterioisomers) for
[Rh(en)2(NO2)(SCN)]+ are

[A].   Three
[B].   Six
[C].   Nine
[D].   Twelve


Question : 7

Reaction of formaldehyde and ammonia gives

[A].   Hexamethylene tetramine
[B].   Bakelite
[C].   Urea
[D].   Triethylene Tetramine


Question : 8

The brown ring test for nitrates depends on

[A].   the reduction of nitrate to nitric oxide
[B].   oxidation of nitric oxide to nitrogen dioxide
[C].   reduction of ferrous sulphate to iron
[D].   oxidising action of sulphuric acid


Question : 9

The density of a gas is 1.964 g dm-1 at 273 k and 76 cm Hg. The gas is

[A].   CH4
[B].   C2H6
[C].   CO2
[D].   Xe


Question : 10

The highest magnetic moment is shown by the transition metal ion with the configuration

[A].   3d2
[B].   3d5
[C].   3d7
[D].   3d9





To Read Next Set
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कृपया इन्हें भी पढ़ें




MCQs Practice Sets for Sure Success in all competitive exams



Chemistry MCQs for all Competitive Exams SET-52
Psychology Multiple Choice Questions

Chemistry Multiple Choice Questions(MCQ)
रसायन विज्ञान बहुविकल्पीय प्रश्न

Welcome to our exclusive collections of chemistry multiple choice questions with answers. All questions are of multiple choice type.In these 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.
इस पोस्ट में हम रसायन विज्ञान से सम्बंधित कई महत्वपूर्ण बहुविकल्पीय प्रश्न प्रस्तुत कर रहे है , जो कई प्रतियोगी परीक्षाओ में पूछे जाते है. जैसे TET, CTET, JEE, AIPMT, PMT, Police exams ,army exams, CDSE , SBI Clerk , SBIPO, PO, RRB , IBPS PO , PSc, State PSC, Patwari, Samvida, Teacher recruitment test, UPSC, SSC, CGL, SI, CTET, TET, CDS, MAT , SSC 10+2 , CLAT , NIFT , SBI , IBPS Clerk, Vyapam, आदि.

Chemistry MCQs for all Competitive Exams SET-52
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

For a reversible reaction : X(g) + 3Y(g) ⇌ 2Z(g)DH = –40 kJ the standard entropies of X, Y and Z arc 60, 40 and 50 JK–1 mol–1 respectively.The temperature at which the above reaction attains equilibrium is about

[A].   400 K
[B].   500 K
[C].   273 K
[D].   373 K


Question : 2

Given a gas phase reaction
2A(g) + B(g) ⇌ C(g) + D(g)Which one of the following changes will affect the value of KC?

[A].   Addition of inert gas
[B].   Addition of catalyst
[C].   Addition of reactants
[D].   Increasing in temperature


Question : 3

Hydrogen is prepared from H2O by adding

[A].   Ca, which acts as reducing agent
[B].   AI, which acts as oxidising agent
[C].   Ag, which acts as reducing agent
[D].   Au, which acts as oxidising agent


Question : 4

In Ramsay and Rayleigh’s isolation of noble gases from air, the nitrogen of the air is finally converted into

[A].   NO and NO2
[B].   NaNO2 only
[C].   NaNO2 and NaNO3
[D].   NaNO3 only


Question : 5

Inductive effect involves displacement of

[A].   s electrons delocalisation of
[B].   p  electrons delocalisation of
[C].   s  electrons displacement of
[D].   p  electrons


Question : 6

Number of isomeric forms (constitutional and sterioisomers) for
[Rh(en)2(NO2)(SCN)]+ are

[A].   Three
[B].   Six
[C].   Nine
[D].   Twelve


Question : 7

Reaction of formaldehyde and ammonia gives

[A].   Hexamethylene tetramine
[B].   Bakelite
[C].   Urea
[D].   Triethylene Tetramine


Question : 8

The brown ring test for nitrates depends on

[A].   the reduction of nitrate to nitric oxide
[B].   oxidation of nitric oxide to nitrogen dioxide
[C].   reduction of ferrous sulphate to iron
[D].   oxidising action of sulphuric acid


Question : 9

The density of a gas is 1.964 g dm-1 at 273 k and 76 cm Hg. The gas is

[A].   CH4
[B].   C2H6
[C].   CO2
[D].   Xe


Question : 10

The highest magnetic moment is shown by the transition metal ion with the configuration

[A].   3d2
[B].   3d5
[C].   3d7
[D].   3d9





To Read Next Set
Click on below links



Please Read These Useful Post Also
कृपया इन्हें भी पढ़ें




MCQs Practice Sets for Sure Success in all competitive exams



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