NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 310 - 318 of 1195

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Question number: 310

» P-Block Elements Group 13 to 18 » Group 18 » Structures of Fluorides

MCQ▾

Question

The hybridization of xenon in XeF2 is?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 311

» Atomic Structure » Shapes of S, P and D - Orbitals

MCQ▾

Question

P-orbital’s shape is-

Choices

Choice (4) Response

a.

Complex shape

b.

Triangle shape

c.

Pear shape

d.

Sphere shape

Question number: 312

» P-Block Elements Group 13 to 18 » Group 18 » Noble Gases

MCQ▾

Question

Which of the following noble gas is used in signal illuminations?

Choices

Choice (4) Response

a.

Neon

b.

Argon

c.

Helium

d.

All of the above

Passage

Read the passage given below and answer the questions that follows :

The oxidation state of the elements in the pure state = 0. The equivalent wt. of the element

E = where x = valency

The equivalent wt. of any compound = sum of the equivalent wt. of component elements or ions.

By using this relation we can calculate the equivalent wt. of any acidic and basic oxide.

Question number: 313 (1 of 2 Based on Passage) Show Passage

» Basic Concepts in Chemistry » Empirical and Molecular Formulae

MCQ▾

Question

Equiv. wt. of is -

Choices

Choice (4) Response

a.

33

b.

46.34

c.

26.5

d.

38.3

Question number: 314 (2 of 2 Based on Passage) Show Passage

» Basic Concepts in Chemistry » Empirical and Molecular Formulae

MCQ▾

Question

Equiv. wt. of is -

Choices

Choice (4) Response

a.

33

b.

26.5

c.

38.3

d.

46.34

Question number: 315

» P-Block Elements Group 13 to 18 » Group 17 » Hydrochloric Acid

MCQ▾

Question

Which of the following acid can be used to prepare hydrochloric acid on heating?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 316

» P-Block Elements Group 13 to 18 » Group 17 » Interhalogen Compounds

MCQ▾

Question

Which one of the following inter halogen compound is thermally more stable?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 317

» P-Block Elements Group 13 to 18 » Group 17 » Hydrogen Halides

MCQ▾

Question

Except H2F2, other hydrogen halides are gases why?

Choices

Choice (4) Response

a.

Due to covalent nature

b.

Due to hydrogen bonds

c.

Due to HF is weak acid

d.

None of the above

Question number: 318

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

Question

The uncertainty in position and velocity of a particle are m and 5.27 x ms-1 respectively. Calculate the mass of the particle is (h = 6.625 x Js)

Choices

Choice (4) Response

a.

0.99 g

b.

0.099 kg

c.

0.92 kg

d.

All of the above

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