D and F Block Elements (NEET (National Eligibility cum Medical Entrance Test) Chemistry): Questions 29 - 35 of 49

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Question number: 29

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

MCQ▾

Question

What is the formula of mercury compound which is known as vermilion used in cosmetics?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 30

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

MCQ▾

Question

Sugar in urine –sample can be detected by?

Choices

Choice (4) Response

a.

Tollen’s solution

b.

Fehling’s solution

c.

Benedict’s solution

d.

All a. , b. and c. are correct

Question number: 31

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

MCQ▾

Question

Which of the following transition metal gives chloroauric chloride with aquaregia?

Choices

Choice (4) Response

a.

zinc

b.

mercury

c.

gold

d.

silver

Question number: 32

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

MCQ▾

Question

Which of the following pairs of ions is colourless?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 33

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

MCQ▾

Question

Which one of the following has a magnetic moment of 1.75 B. M?

Choices

Choice (4) Response

a.

Cr +3

b.

Ti +3

c.

Fe +3

d.

V +3

Question number: 34

» 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.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 35

» 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

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