NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 319 - 324 of 1195

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Question number: 319

» Basic Concepts in Chemistry » Empirical and Molecular Formulae

MCQ▾

Question

In acting as a reducing agent, a piece of metal M weighing 16 grams gives up electrons. What is the equivalent weight of the metal?

Choices

Choice (4) Response

a.

42.83

b.

32

c.

83.32

d.

21.33

Question number: 320

» P-Block Elements Group 13 to 18 » Group 16 » Introduction

MCQ▾

Question

An acidified potassium dichromate paper turns green when exposed to SO2, due to the formation of which compound?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 321

» Basic Concepts in Chemistry » Molar Mass

MCQ▾

Question

for a reaction:

The correct statements is/are

(1) The equivalent mass of is 41.

(2) is the acid salt

(3) is normal salt

(4) 1 mole of H3PO3 is completely neutralized by 1.5 moles of

Select the correct answers and mark it according to the following codes:

Choices

Choice (4) Response

a.

1 and 2 are correct

b.

2 and 4 are correct

c.

1,2 and 3 are correct

d.

1 and 3 are correct

Question number: 322

» P-Block Elements Group 13 to 18 » Group 17 » Introduction

MCQ▾

Question

As the atomic number of the halogens increases, the halogens?

Choices

Choice (4) Response

a.

lose the outermost electrons less readily

b.

become lighter in colour

c.

become less dense

d.

gain electrons less readily

Question number: 323

» Atomic Structure » Rules for Filling Electrons in Orbitals

MCQ▾

Question

Electron density in an orbital is correctly described by –

Choices

Choice (4) Response

a.

ψ

b.

Ψ 2 / ψ

c.

ψ2

d.

None of the above

Question number: 324

» Atomic Structure » De-Broglie's Relationship

MCQ▾

Question

If a particle have momentum of p = 1.60what will be the de Broglie wavelength (m) of that particle?

Choices

Choice (4) Response

a.

478nm

b.

520nm

c.

414 nm

d.

500nm

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