TET-Ctet-Chemistry-set-39

Chemistry MCQs for all Competitive Exams SET-39
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.
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Chemistry MCQs for all Competitive Exams SET-39
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

The letter ‘D’ in D – glucose signifies ______.

[A].   dextrorotatory
[B].   configuration at all chiral carbons
[C].   configuration at a particular chiral carbon
[D].   that it is a monosaccharide


Question : 2

The number of nodal planes present in σ * s antibonding orbitals is

[A].   1
[B].   2
[C].   0
[D].   3


Question : 3

The mass of a metal, with equivalent mass 31.75, which would combine with 8 g of oxygen is

[A].   31.75
[B].   3.175
[C].   8
[D].   1


Question : 4

The number of unidentate ligands in the complex ion is called

[A].   EAN
[B].   Coordination number
[C].   primary valency
[D].   oxidation number


Question : 5

The maximum number of hydrogen bonds that a molecule of water can have is

[A].   1
[B].   2
[C].   3
[D].   4


Question : 6

The one which has least Iodine value is

[A].   Ghee
[B].   Groundnut oil
[C].   Sunflower oil
[D].   Ginger oil


Question : 7

The order of stability of metal oxides is

[A].   Fe2O3 < Cr2O3 < AIZO3 < MgO
[B].   Fe2O3 < Al2O3 < Cr2O3 < MgO
[C].   Al2O3 < MgO < Fe2O3< Cr2O3
[D].   Cr2O3 < MgO < Al2O3 < Fe2O3


Question : 8

Which one of the following is wrongly matched?

[A].   [Ni(CO)4] – neutral ligand
[B].   [Cu (NH3 )4]+2 – square planar
[C].   [Co (en )3 ]+3 – follows EAN rule
[D].   [Fe (CN )6]–3 – sp3d2


Question : 9

Which one of the following statement is no true?

[A].   Oxides of sulphur, nitrogen and carbon are the most widespread air pollutant
[B].   pH of drinking water should be between 5.5 – 9.5
[C].   Concentration of DO below 6 ppm is good for the growth of fish
[D].   Clean water would have a BOD value of less than 5 ppm


Question : 10

The spin only magnetic moment of Mn+4 ion is nearly ______.

[A].   6 BM
[B].   3 BM
[C].   5 BM
[D].   4 BM





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