D and F Block Elements-Inner Transition Elements (NEET Chemistry): Questions 1 - 7 of 7

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Question number: 1

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

MCQ▾

Question

The alloy used for making ignition devices such as tracer bullets?

Choices

Choice (4) Response

a.

Zincite

b.

Mischmetal

c.

Willemite

d.

Cinnabar

Question number: 2

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

MCQ▾

Question

Which of the following lanthanide is not paramagnetic in nature?

Choices

Choice (4) Response

a.

Cerium

b.

Lutetium

c.

Holmium

d.

Terbium

Question number: 3

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

MCQ▾

Question

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

Choices

Choice (4) Response

a.

due to their higher charge and smaller size

b.

due to their smaller charge and large size

c.

due to their electropositive nature

d.

due to actinides are radioactive elements

Question number: 4

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

MCQ▾

Question

In nitroprusside ion, the iron and NO exists as Fe +2 and NO + rather than Fe +3 and NO. These forms can be differentiated by?

Choices

Choice (4) Response

a.

estimating the concentration of iron

b.

measuring the concentration of cyanide ion

c.

thermally decomposing the compound

d.

measuring the solid state magnetic moment

Question number: 5

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

MCQ▾

Question

The maximum oxidation state exhibited by actinide ions is?

Choices

Choice (4) Response

a.

+7

b.

+8

c.

+5

d.

+6

Question number: 6

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

MCQ▾

Question

What is the lanthanide oxide used for making coloured goggles?

Choices

Choice (4) Response

a.

Cerium oxide

b.

Samarium oxide

c.

Lanthanum oxide

d.

Neodymium oxide

Question number: 7

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

MCQ▾

Question

The reason for the stability of Gd +3 ions is?

Choices

Choice (4) Response

a.

half-filled 4 f shell

b.

possesses the electronic configuration of inert gases

c.

empty 4 f shell

d.

completely filled 4 f sub shell

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