NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 153 - 160 of 1258

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Question number: 153

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

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Question

Which of the following metal ion has maximum ionic radii?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 154

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

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Question

The metals present in insulin, hemoglobin and vitamin B 12 are respectively?

Choices

Choice (4) Response

a.

Zn, Fe, Co

b.

Zn, Hg, Cr

c.

Mg, Fe, Co

d.

Co, Fe, Zn

Question number: 155

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

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Question

Which of the following metal is lightest element in terms of density among transition elements?

Choices

Choice (4) Response

a.

Vanadium

b.

Cobalt

c.

Scandium

d.

Osmium

Question number: 156

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

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Question

What is magnetic moment of ?

Choices

Choice (4) Response

a.

5.91 B. M

b.

3.67 B. M

c.

6.98 B. M

d.

4.89 B. M

Question number: 157

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

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Question

Silver is refined by cupellation process. The process removes the impurity of?

Choices

Choice (4) Response

a.

Lead

b.

Platinum

c.

Gold

d.

Copper

Question number: 158

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

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Question

The oxidation state of chromium in the final product formed by the reaction between KI and acidified solution is?

Choices

Choice (4) Response

a.

+6

b.

+2

c.

+3

d.

+4

Question number: 159

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

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Question

Malachite is mineral of?

Choices

Choice (4) Response

a.

copper

b.

magnesium

c.

Iron

d.

aluminium

Question number: 160

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

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Question

, what is A in this reaction?

Choices

Choice (4) Response

a.

b.

c.

d.