Buffer solutions resist change in their?

PMC Practice 6
Chemistry
Solution and Colloids
Elimination Tool:

Boiling point constants help us to determine:

UHS 2012
Chemistry
Solution and Colloids
Elimination Tool:

The oxidation state of Cl in HClO4 is:

NTS 2019
Chemistry
Solution and Colloids
Elimination Tool:

Lowering of vapor pressure is directly proportional to?

Ca(OH)2 is sparingly soluble having solubility value 6.5 x 10-6. What’ll be its solubility:

UHS 2017 Reconduct
Chemistry
Solution and Colloids
Elimination Tool:

What is the molality of 92 g toluene In 250 g benzene?

If NaCl produced in the equation:

FeCl3+ NaOH → Fe(OH)3 + NaCl

175.5 g of NaCl was dissolved in water to make a liter of solution, the molarity would be:

NTS 2010
Chemistry
Solution and Colloids
Elimination Tool:

6 g of urea is dissolved in 90 g of water. The relative lowering of vapour pressure is:

NUMS 2015
Chemistry
Solution and Colloids
Elimination Tool:

At 25 C, the equivalent conductance at infinite dilution of HCl solution is 425 ohm 1 cm 2 Equiv 1 while its specific conductance is 3.825 ohm 1 cm 1. If the apparent degree of dissociation is 90%, the normality of the solution is:

NUMS 2016
Chemistry
Solution and Colloids
Elimination Tool:

The formula of Plaster of Paris is:

NTS 2017
Chemistry
Solution and Colloids
Elimination Tool:

The reaction in which a molecule is broken down by Water is known as

For a chemical reaction to occur, particles that collide should:

PMC 2021 Tested
Chemistry
Solution and Colloids
Elimination Tool:

12% W/W alcohol In water solution contains water:

Lowering of vapor pressure Is directly proportional to: a)

Percentage of weight of NaCI if 2g NaCI is dissolved in 18g water

The aqueous solution of which of the following electrolyte will conduct electric current to large extent:

ETEA 2018
Chemistry
Solution and Colloids
Elimination Tool:

Which one of the following statements is incorrect?

NUMS 2018
Chemistry
Solution and Colloids
Elimination Tool:

Which of the following has the highest electrical conductivity?

NUMS 2016
Chemistry
Solution and Colloids
Elimination Tool:

The temperature at which one crystalline form changes to other is called ___ temperature

PMC Sample 3
Chemistry
Solution and Colloids
Elimination Tool:

For colligative properties, the solution should be:

Definition of Raoult’s law is,

The oxidation state of Cl in HClO4 is:

NTS 2019
Chemistry
Solution and Colloids
Elimination Tool:

An azeotropic mixture of two liquids has a boiling point higher than either of them when it:

NUMS 2016
Chemistry
Solution and Colloids
Elimination Tool:

Aqueous solutions of Iodine and Sodium hydroxide were mixed in a round bottom flask at 70 C. Following chemical reaction was carried out.

3I2 + 6 NaOH -> NaIO3 + NaI + H2O
This reaction is termed as;

UHS 2019
Chemistry
Solution and Colloids
Elimination Tool:

Which statement is correct?

PMC Sample 3
Chemistry
Solution and Colloids
Elimination Tool:

The number of moles of solute dissolved per liter of solution is called:

NTS 2012
Chemistry
Solution and Colloids
Elimination Tool:

0.5 molar solution NaOH contains:

NUMS 2020
Chemistry
Solution and Colloids
Elimination Tool:

Human blood maintains its pH between

UHS 2016
Chemistry
Solution and Colloids
Elimination Tool:

The vapour pressure of water at room temperature is 23.8 mm Hg. The vapour pressure of an aqueous solution of sucrose with mole fraction 0.2 is equal to:

NUMS 2015
Chemistry
Stoichiometry
Solution and Colloids
Elimination Tool:

Which one is the correct formula for molar mass of solute In case of boiling point elevation? x

Elevation of the boiling point is a ____ property.

PMC 2021 Tested
Chemistry
Solution and Colloids
Elimination Tool:

In depression of freezing point, freezing constant Is divided by

Colligative Properties depend upon: a

The properties of liquid crystals are intermediate b/w crystals and

PMC Sample 3
Chemistry
Solution and Colloids
Elimination Tool:

Which of the following concentration unit is temperature dependent

ETEA 2019
Chemistry
Solution and Colloids
Elimination Tool:

The solubility product for BaSO4 , at 18-25°C is:

NTS 2015 DUHS and JSMU
Chemistry
Solution and Colloids
Elimination Tool:

Mole fraction of any compound is the ratio of moles of all components in a:

UHS 2011
Chemistry
Solution and Colloids
Elimination Tool:

The value of surface tension of isopropyl alcohol is?

NUMS 2017
Chemistry
Solution and Colloids
Elimination Tool:

The pH of a solution can be kept constant by:

2022 PMC Test 2
Chemistry
Solution and Colloids
Elimination Tool:

If 18.0 g of glucose is dissolved in 1 kg of water, boiling point of this solution should be:

UHS 2013
Chemistry
Solution and Colloids
Elimination Tool:

The elevation in boiling point ∆?? is equal to ebullioscopic constant ?? when the Molarity (?) of the solution is:

ETEA 2018
Chemistry
Solution and Colloids
Elimination Tool:

An ideal solvent dissolves maximum solute at?

The compound with more than 10% solubility in pure water is:

ETEA 2018
Chemistry
Solution and Colloids
Elimination Tool:

Colloidal particles can be separated by using:

ETEA 2017
Chemistry
Solution and Colloids
Elimination Tool:

The osmotic pressure of equimolar solutions of BaCl2, NaCl and sucrose will be in the order:

NUMS 2016
Chemistry
Solution and Colloids
Elimination Tool:

From a mixture of CO2and H2gases, CO2can be separated by passing the mixture through:

NTS 2013
Chemistry
Solution and Colloids
Elimination Tool:

The amount of solute present in the given amount of solvent is called:

NTS 2017
Chemistry
Solution and Colloids
Elimination Tool:

The number of moles of solute dissolved per dm) of the solution is called

Which of the following Is the smallest unit?

Molarity is defined as the number of moles of any substance dissolved:

UHS 2011
Chemistry
Solution and Colloids
Elimination Tool:

Molal freezing point constant of water is:

UHS 2013
Chemistry
Solution and Colloids
Elimination Tool:

As the number of solute particles increases, the freezing point of the solution:

UHS 2012
Chemistry
Solution and Colloids
Elimination Tool: