D and F Block Elements-Transition Elements (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 10 - 16 of 42

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Question number: 10

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

MCQ▾

Question

Zr and Hf have almost equal atomic and ionic radii because?

Choices

Choice (4) Response

a.

of lanthanide contraction

b.

of diagonal relationship

c.

Zr and Hf belong to same transition series

d.

of actinide contraction

Question number: 11

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

MCQ▾

Question

Petigot’s salt is formed when potassium dichromate is treated with?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 12

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

MCQ▾

Question

What is the silver compound known as lunar caustic?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 13

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

MCQ▾

Question

Which of the following ore does not contain silver metal?

Choices

Choice (4) Response

a.

Pyrargyrite

b.

Ruby silver

c.

German silver

d.

Argentite

Question number: 14

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

MCQ▾

Question

Zinc readily liberates hydrogen from cold dilute , but not from cold concentrated

Why?

Choices

Choice (4) Response

a.

dilute does not contain

b.

is non covalent compound

c.

Con does not contain

d.

All of the above

Question number: 15

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

MCQ▾

Question

The general electronic configuration of transition elements is?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 16

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

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.

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