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Out of molality (m), molarity (M), formality (F) and mole fraction (x), those which are independent of temperature are

Correct Answer: 3

Which of the following condition is not satisfied by an ideal solution?

Correct Answer: 4

The boiling point of an azeotropic mixture of water and ethanol is less than that of water and ethanol. The mixture shows

Correct Answer: 2

Which has the lowest boiling point at 1 atm pressure?

Correct Answer: 2

Osmotic pressure of a solution is 0.0821 atm at a temperature of 300 K. The concentration in moles/litre will be

Correct Answer: 3

People add sodium chloride to water while boiling eggs. This is to

Correct Answer: 2

The van?t Hoff factor (i) accounts for

Correct Answer: 2

The molal elevation constant depends upon

Correct Answer: 2

Mole fraction of glycerine C3H5(OH)3 in solution containing 36 g of water and 46 g of glycerine is

Correct Answer: 3

Bleaching powders chemical name is

Correct Answer: 2

The ratio of the water molecule in plaster of paris and gypsum is

Correct Answer: 3

Baking powder is

Correct Answer: 2

Gastric juice contains HCl which is one example of

Correct Answer: 1

When milk of magnesia reacts with acetic acid it produces

Correct Answer: 3

Which of the following phenomena will occur when a small amount of acid is added to water?

Correct Answer: 1

Brine is used for industrial production of

Correct Answer: 1

When base reacts with the non-metal oxide

Correct Answer: 1

The acid used for the manufacture of fertilizers and explosives is

Correct Answer: 1

The reciprocal of resistivity of a conductor is

Correct Answer: 3

In order to measure current in a resistance present in a circuit the ammeter is connected

Correct Answer: 1

Good conductors have many loosely bound

Correct Answer: 3

The element with highest conductivity is

Correct Answer: 2

The resistance of a conductor varies inversely as

Correct Answer: 2

With rise in temperature the resistance of semiconductors

Correct Answer: 1

Which of the following conformation of n-butane is the most stable?

Correct Answer: 3

Find the correct order for relative energies of the ethane conformations

Correct Answer: 1

Find the alkane (C5H12), which will give only one type of monohalogenated compound

Correct Answer: 1

The bond angle between H-C-C bonds in ethane is

Correct Answer: 4

Akanes undergo halogenation. It is an example of

Correct Answer: 3

Which of the following is the most volatile compound?

Correct Answer: 4

Paraffin wax is

Correct Answer: 1

Find the correct order for the ease of formation of free radicals

Correct Answer: 2

Formation of an alkane from reduction of alkyl halide with Zn is known as

Correct Answer: 2

Find the compound with the highest boiling point among the following

Correct Answer: 2

The energy released in the form of nuclear radiation in addition to heat and light during nuclear reactions is known as

Correct Answer: 2

The energy coming from the sun for the last billion years is the results of a

Correct Answer: 1

The energy obtained from electric cells and batteries as a result of a chemical reaction is called

Correct Answer: 1

As the rain falls the potential energy changes to

Correct Answer: 3

The energy coming directly from magma called

Correct Answer: 2

In the process of rubbing hands, mechanical energy is converted into

Correct Answer: 3

When a body vibrates, it produces

Correct Answer: 1

In the exothermic reaction the enthalpy of reaction is always

Correct Answer: 3

Heat required to raise the temperature of 1 mole of a substance by 1o is called

Correct Answer: 2

The amount of heat required to raise the temperature of a body through 1oC is called its

Correct Answer: 2

The variations in enthalpy that can not be detected per calorimeter can be detected with the aid of

Correct Answer: 2

The energy required to sever a given covalent bond is named

Correct Answer: 4

Changes in enthalpy in an exothermic reaction is

Correct Answer: 2

The first law of thermodynamics states that energy can not be

Correct Answer: 4

To initiate a reaction the minimum energy which is required to break bonds is called

Correct Answer: 1

The standard condition for enthalpy changes are

Correct Answer: 4

Which of the following is the most effective solvent for dissolving ionic compounds?

Correct Answer: 2

What is the main product of the reaction between an alkene and ozone, followed by zinc and acetic acid?

Correct Answer: 3

In the context of chemical kinetics, what does the term 'order of reaction' refer to?

Correct Answer: 2

Which type of isomerism is observed in compounds with the same molecular formula but different spatial arrangement around a double bond?

Correct Answer: 2

What is the primary use of sodium thiosulphate in analytical chemistry?

Correct Answer: 1