NEET (National Eligibility cum Medical Entrance Test) Chemistry: Questions 156 - 163 of 1145

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Question number: 156

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

MCQ▾

Question

What is magnetic moment of Equation ?

Choices

Choice (4) Response

a.

4.89 B. M

b.

5.91 B. M

c.

6.98 B. M

d.

3.67 B. M

Question number: 157

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

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Platinum

b.

Copper

c.

Lead

d.

Gold

Question number: 158

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

MCQ▾

Question

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

Choices

Choice (4) Response

a.

+4

b.

+6

c.

+2

d.

+3

Question number: 159

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

MCQ▾

Question

Malachite is mineral of?

Choices

Choice (4) Response

a.

magnesium

b.

Iron

c.

copper

d.

aluminium

Question number: 160

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

MCQ▾

Question

Equation , what is A in this reaction?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 161

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

MCQ▾

Question

Which h of the following pair of metal ions shows abnormal electronic configuration?

Choices

Choice (4) Response

a.

Fe, V

b.

V, Mn

c.

Mn, Sc

d.

Cr, Cu

Question number: 162

» 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: 163

» 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

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