NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 956 - 962 of 1258

Access detailed explanations (illustrated with images and videos) to 1258 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 500.00 or

How to register?

Question number: 956

» Classification of Elements & Periodicity » Present Form of the Periodic Table

Edit
MCQ▾

Question

The elements with atomic numbers 35,53 and 85 are all?

Choices

Choice (4) Response

a.

Halogens

b.

Noblegases

c.

High metals

d.

Heavy metals

Question number: 957

» Classification of Elements & Periodicity » S, P, D and F Block Elements,

Edit
MCQ▾

Question

Variable valency is general feature of?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 958

» Equilibrium » Ionic Equilibrium » Common Ion Effect

Edit
MCQ▾

Question

Acetic acid is a weak electrolyte and its ionization is suppressed in presence of strong acid . This is due to?

Choices

Choice (4) Response

a.

Common ion effect

b.

Solubility product

c.

Dissociation effect

d.

Due to in weak electrolyte

Question number: 959

» Purification & Characteristics of Organic Compounds » Qualitative Analysis

Edit
MCQ▾

Question

In which of the following method mixture is used along with the organic compound in estimation of halogens?

Choices

Choice (4) Response

a.

Schiff’s and Piria method

b.

Messenger’s method

c.

Fusion method

d.

Kjeldahl’s method

Question number: 960

» Classification of Elements & Periodicity » Electron Gain Enthalpy

Edit
MCQ▾

Question

Which of the following element has positive electron gain enthalpy is?

Choices

Choice (4) Response

a.

Oxygen

b.

Fluorine

c.

Neon

d.

Hydrogen

Question number: 961

» Equilibrium » Ionic Equilibrium » Ionization Constants

Edit
MCQ▾

Question

A monoprotic acid in 0.1m solution ionizes to 0.001%. Its ionization constant is?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 962

» Purification & Characteristics of Organic Compounds » Purification » Sublimation

Edit
MCQ▾

Question

Naphthalene is a volatile solid. It is best purified by?

Choices

Choice (4) Response

a.

Steam distillation

b.

Sublimation

c.

Distillation

d.

Crystallisation