CSIR Chemical Sciences: Questions 84 - 87 of 329

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 329 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 250.00 or

Question number: 84

» Inorganic Chemistry » Acids and Bases, Hard - Soft Acid Base Concept, Non - Aqueous Solvents

Appeared in Year: 2013

MCQ▾

Question

Two tautomeric forms of phosphorous acid are: - (Dec)

Choices

Choice (4) Response
a.
Two tautomeric forms of phosphorous acid : Choice A

Two Tautomeric Forms of Phosphorous Acid: Choice A

Find the Two tautomeric forms of phosphorous acid

b.
Two tautomeric forms of phosphorous acid : Choice B

Two Tautomeric Forms of Phosphorous Acid: Choice B

Find the Two tautomeric forms of phosphorous acid

c.
Two tautomeric forms of phosphorous acid : Choice C

Two Tautomeric Forms of Phosphorous Acid: Choice C

Find the Two tautomeric forms of phosphorous acid

d.
Two tautomeric forms of phosphorous acid : Choice D

Two Tautomeric Forms of Phosphorous Acid: Choice D

Find the Two tautomeric forms of phosphorous acid

Question number: 85

» Inorganic Chemistry » Bioinorganic Chemistry » Electron - Transfer Reaction

Appeared in Year: 2012

MCQ▾

Question

Correct set of biologically essential element is: (Dec)

Choices

Choice (4) Response
a.

Cu,Mn,Zn,Ag

b.

Fe,Cu,Co,Ru

c.

Fe,Mo,Cu,Zn

d.

Fe,Ru,Zn,Mg

Question number: 86

» Inorganic Chemistry » Structure and Bonding in Homo-and Heteronuclear Molecules (VSEPR Theory)

Appeared in Year: 2012

MCQ▾

Question

Which among the following CO32,SO3,XeO3andNO3 have planar structure? (Dec)

Choices

Choice (4) Response
a.

CO32,XeO3andNO3

b.

SO3,XeO3andNO3

c.

CO32,SO3andXeO3

d.

CO32,SO3andNO3

Question number: 87

» Inorganic Chemistry » Acids and Bases, Hard - Soft Acid Base Concept, Non - Aqueous Solvents

Appeared in Year: 2011

MCQ▾

Question

Lewis acidity of BCl3,BPh3andBMe3 w. r. t pyridine follows the order: - (Dec)

Choices

Choice (4) Response
a.

BCl3>BPh3>BMe3

b.

BCl3>BMe3>BPh3

c.

BPh3>BMe3>BCl3

d.

BMe3>BPh3>BCl3

Sign In