Equilibrium-Ionic Equilibrium (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Chemistry): Questions 1 - 4 of 9

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Question number: 1

» Equilibrium » Ionic Equilibrium » Solubility Products

Appeared in Year: 2011

MCQ▾

Question

The solubility curve of Equation in water is shown below

Solubility vs. Temperature of KNO3

Solubility vs. Temperature of KNO3

Showing graph of Solubility vs. Temperature of KNO3

The amount of Equation that dissolves in 50 g of water Equation is closest to

Choices

Choice (4) Response

a.

50g

b.

150g

c.

100g

d.

200g

Question number: 2

» Equilibrium » Ionic Equilibrium » Solubility Products

Appeared in Year: 2009

MCQ▾

Question

Solubility vs. temperature

Solubility vs. Temperature

Showing graph of Solubility vs. temperature of KNO3and KCl

Given the solubility’s curves of Equation andEquation which of the following statement is not true?

Choices

Choice (4) Response

a.

At room temperature the solubility ofEquation andEquation are not equal

b.

The solubility of KNO3 increases much more compared to that of Equation with increase in temperature

c.

The solubility of Equation decreases with temperature

d.

The solubility’s of bothEquation andEquation increase with temperature

Question number: 3

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

Appeared in Year: 2012

MCQ▾

Question

Among the following, the most basic oxide is

Choices

Choice (4) Response

a.

Al2O3

b.

Na2O

c.

P2O5

d.

SiO2

Question number: 4

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

Appeared in Year: 2009

MCQ▾

Question

Sodium oxide dissolves in water to give sodium hydroxide which indicates its

Choices

Choice (4) Response

a.

Acidic character

b.

Amphoteric character

c.

Basic character

d.

Ionic character

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