NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 947 - 952 of 1259

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Question number: 947

» Surface Chemistry » Colloidal State » Preparation and Properties of Colloids

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MCQ▾

Question

In the hydrolysis of , what is the colour of colloidal solution formed?

Choices

Choice (4)Response

a.

Gray

b.

Red

c.

Yellow

d.

Question does not provide sufficient data or is vague

Question number: 948

» Classification of Elements & Periodicity » Ionization Enthalpy

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MCQ▾

Question

The second ionization energy is maximum for?

Choices

Choice (4)Response

a.

Boron

b.

Aluminium

c.

Magnesium

d.

Beryllium

Question number: 949

» Surface Chemistry » Colloidal State » Preparation and Properties of Colloids

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MCQ▾

Question

Colour of colloidal solution depends on?

Choices

Choice (4)Response

a.

Wavelength of light

b.

Size of particles

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 950

» Equilibrium » Ionic Equilibrium » Acids and Bases (Arrhenius, Brnsted - Lowry and Lewis)

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MCQ▾

Question

The strength of acid depends upon the?

Choices

Choice (4)Response

a.

Concentration of hydrogen ions furnished by ionization

b.

Density

c.

Oxygen content

d.

Number of hydrogen atoms present in molecule

Question number: 951

» Classification of Elements & Periodicity » Ionization Enthalpy

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MCQ▾

Question

The ionization enthalpy of two isotope of an element will be?

Choices

Choice (4)Response

a.

Same

b.

Dependent on the number of neutrons present in the nucleus

c.

Different

d.

Dependent on atomic masses

Question number: 952

» Purification & Characteristics of Organic Compounds » Qualitative Analysis

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MCQ▾

Question

of an organic compound on heating with conc. and silver nitrate in furnace gave 0.42g of Find the percentage of chlorine in the compound?

Choices

Choice (4)Response

a.

20.18%

b.

32.62%

c.

88.80%

d.

48.33%

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