NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 169 - 175 of 1258

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Question number: 169

» D and F Block Elements » Transition Elements » Electronic Configuration

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MCQ▾

Question

The general electronic configuration of transition elements is?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 170

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

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MCQ▾

Question

For the four successive transition elements (Cr, Mn, Fe, Co), the stability of + 2 oxidation state will be there in which of the following order?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 171

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

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Question

Which of the following transition metal oxide is known as philosopher’s wool?

Choices

Choice (4) Response

a.

ZnO

b.

CaO

c.

CuO

d.

HgO

Question number: 172

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

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MCQ▾

Question

In potassium dichromate each chromium is linked to?

Choices

Choice (4) Response

a.

Three O- atoms

b.

Four O- atoms

c.

Five O-atoms

d.

Two O-atoms

Question number: 173

» D and F Block Elements » Transition Elements » General Introduction

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Question

Brass, bronze and German silver have one metal in common, the metal is?

Choices

Choice (4) Response

a.

Cu

b.

Zn

c.

Fe

d.

Al

Question number: 174

» D and F Block Elements » Inner Transition Elements » Actinides

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Question

Actinides have little higher tendency to form complex compounds than lanthanides, why?

Choices

Choice (4) Response

a.

due to actinides are radioactive elements

b.

due to their electropositive nature

c.

due to their smaller charge and large size

d.

due to their higher charge and smaller size

Question number: 175

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

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MCQ▾

Question

The purest form of iron is?

Choices

Choice (4) Response

a.

steel

b.

cast iron

c.

wrought iron

d.

pig iron