NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 836 - 841 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: 836

» Solutions » Mole Fraction

Edit

Appeared in Year: 2016

MCQ▾

Question

The molar conductivity of a 0.5 mol/dm3 solution of AgNO3 with electrolytic conductivity of at 298 K is 0.5 mol/dm3, AgNO3

Choices

Choice (4)Response

a.

28.8 S cm2/mol

b.

0.086 S cm2/mol

c.

11.52 S cm2/mol

d.

2.88 S cm2/mol

Question number: 837

» Hydrocarbons » Aromatic Hydrocarbons » Mechanism of Electrophilic Substitution

Edit

Appeared in Year: 2016

MCQ▾

Question

In which of the following molecules, all atoms are coplanar?

Choices

Choice (4)Response

a.

Which structure is coplanar – Choice A

Which Structure is Coplanar – Choice A

b.

Which structure is coplanar – Choice B

Which Structure is Coplanar – Choice B

c.

Which structure is coplanar – Choice C

Which Structure is Coplanar – Choice C

d.

Which structure is coplanar – Choice D

Which Structure is Coplanar – Choice D

Question number: 838

» Atomic Structure » Photoelectric Effect

Edit
MCQ▾

Question

The wavelength of electron waves in two orbits is 3: 5. The ratio of kinetic energy of electron will be?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 839

» Basic Concepts in Chemistry » Atomic and Molecular Masses

Edit
MCQ▾

Question

Calculate the number of oxygen atoms in What would be the mass of having the same number of oxygen atoms?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 840

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

Edit
MCQ▾

Question

Caffeine has a molecular weight of If it contains by mass of nitrogen, number of atoms of nitrogen in one molecule of caffeine is?

Choices

Choice (4)Response

a.

6

b.

4

c.

3

d.

2

Question number: 841

» Basic Concepts in Chemistry » Laws of Chemical Combination

Edit
MCQ▾

Question

Grams of hydrocarbon on combustion in excess of oxygen produces and The data illustrates the law of?

Choices

Choice (4)Response

a.

Conservation of mass

b.

Multiple proportions

c.

Reciprocal proportions

d.

Constant proportions

Developed by: