D and F Block Elements-Transition Elements (NEET Chemistry): Questions 30 - 34 of 42

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Question number: 30

» D and F Block Elements » Transition Elements » Trends in Properties

MCQ▾

Question

The formula of the product formed, when sodium thiosulphate solution is added to silver bromide is?

Choices

Choice (4) Response
a.

Ag2S2

b.

Ag3[Na(S2O3)2]

c.

Ag2S2O3

d.

Na3[Ag(S2O3)2]

Question number: 31

» D and F Block Elements » Transition Elements » Trends in Properties

MCQ▾

Question

Which one of the following statement is correct regarding the transition metals?

Choices

Choice (4) Response
a.

Colour of the transition metals ion arises due to d-d transitions

b.

Colour of certain oxysalts of transition metals is due to charge transfer

c. Both a. and b. are correct
d. Question does not provide sufficient data or is vague

Question number: 32

» D and F Block Elements » Transition Elements » Trends in Properties

MCQ▾

Question

What is the Prussian blue coloured compound formed when ferric chloride is added to potassium ferro cyanide?

Choices

Choice (4) Response
a.

Fe4[Fe(CN)5]2

b.

Fe2[Fe(CN)6]3

c.

Fe2[Fe(CN)5]2

d.

Fe4[Fe(CN)6]3

Question number: 33

» D and F Block Elements » Transition Elements » Trends in Properties

MCQ▾

Question

Bordeaux mixture is used as a fungicide. Its composition is?

Choices

Choice (4) Response
a.

CuO+CaO

b.

CuSO4+Ca(OH)2

c.

CuSO4+Cu(OH)2

d.

CuSO4+CaO

Question number: 34

» D and F Block Elements » Transition Elements » Trends in Properties

MCQ▾

Question

Fe +2 is less stable than Fe +3 why?

Choices

Choice (4) Response
a.

Iron (II) has one orbital doubly occupied

b.

Due to iron (II) is unsymmetrical in nature

c.

Due to all the above reasons

d.

Iron (II) has four singly occupied orbitals

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