NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 710 - 716 of 1259

Access detailed explanations (illustrated with images and videos) to 1259 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Unlimited Access for Unlimited Time!

View Sample Explanation or View Features.

Rs. 500.00 or

How to register?

Question number: 710

» Basic Concepts in Chemistry » Concept of Atom, Molecule, Element and Compound

Edit
MCQ▾

Question

The density of a liquid is . There are 35 drops in 2ml. The number of molecules in 1 drop is if molecular mass of liquid is 70?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 711

» Basic Concepts in Chemistry » Concept of Atom, Molecule, Element and Compound

Edit
MCQ▾

Question

A macromolecule of iron has molar mass 2800 amu. It contains 8 % iron by mass. The number of iron atom, in one formula unit of the macromolecule is?

Choices

Choice (4)Response

a.

6 atoms

b.

4 atoms

c.

2 atoms

d.

8 atoms

Question number: 712

» Basic Concepts in Chemistry » Physical Quantities and Measurements

Edit
MCQ▾

Question

If the volume occupied in a crystal by a molecule of Calculate the volume of the crystal weighing ?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 713

» Atomic Structure » Rules for Filling Electrons in Orbitals

Edit
MCQ▾

Question

What is the total number of orbitals in the shell to which the subshell first arise?

Choices

Choice (4)Response

a.

25

b.

9

c.

20

d.

16

Question number: 714

» Atomic Structure » De-Broglie's Relationship

Edit
MCQ▾

Question

If the kinetic energy of particle is doubled, de-Broglie wavelength becomes?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 715

» Principles of Organic Chemistry » Shapes of Simple Molecules » Hybridization

Edit

Appeared in Year: 2016

MCQ▾

Question

The correct geometry and hybridization for XeF4 are –

Choices

Choice (4)Response

a.

Planar triangle,

b.

Octahedral,

c.

Trigonal bipyramidal,

d.

Square planar,

Question number: 716

» Atomic Structure » Heisenberg Uncertainty Principle

Edit
MCQ▾

Question

If uncertainity in position and momentum are equal then uncertainity in velocity is?

Choices

Choice (4)Response

a.

b.

c.

d.

Developed by: