The molar mass of H₂S0₄ is__________

How many molecules of water will be present in half mole of water?

Example of heterogeneous mixture is ___________

Valency of carbon is___________

Structure of atom is studied in which branch of chemistry?

Valency of oxygen is___________

Example of mono atomic molecule is___________

Elements may be_________

The valency of Noble Gases is__________

Which one of the following elements is found in most abundance in the earth's crust?

Value of Avogadro number is________

Plum pudding theory was put forward by_________

The isotope C-12 is present in abundance of_____________

In 1912 Neil Bohr joined for post-doctoral research with _________

⁹₄Be + ⁴₂He ----> ¹²₆C+ ?

Which radio isotope is used for the diagnosis of tumor in the body?

Sir William Crooks performed experiments in a discharge tube at low pressure in_________

Canal Rays were discovered by_________

The name atom was derived from the Latin word “Atomos”, which meaning _________

The percentage of pure 238/92U is found in nature_______

The number of electrons that a shell can accommodate is given by formula.

With increase atomic number, the number of electrons in an atom also ______

Who were trying to convert inferior metals to superior metals?

When we move left to right in a period atomic number _________

Transition elements are:

In Periodic Table, 2^nd & 3^rd period are called _______

Mendeleev’s periodic table was based upon the

Elements of group 1 & 2 have their valence electrons in sub shell.

The group-1 and group-2 and group-13 to group-17 contain the elements:

The amount of energy given out when an electron is added to an atom is called ____________

Electron affinity of fluorine in kjmil-1 is

The density of water at 0°C  is_________

A covalent bond formed by the mutual sharing of two pairs of electrons between bonded atom is called__________

Transfer of electrons between elements result in________

Which force becomes operative, when two atoms come closer to each other?

A bond formed due to complete transfer of electrons from one atom to another is called_____

When an electro-negative element combines with electro-positive element the type of bonding is_______

Ionic compounds have________

All the noble gases have their valence electrons_________

Which of the following is an electron deficient molecule?

Noble gases are non-reactive because they do not__________

The melting point of NaCl is___________

When the pressure is increased to 6atm, the volume of the gas reduces:

At 0°C temperature the vapour pressure of diethyl ether is __________

On what factors the boiling point depends upon

The S.I unit of pressure is ________

Density of gas is expressed in

Evaporation is the process ___________

Allotropes of Oxygen are

Density of Liquid is expressed in ___________

Rate of Diffusion of Gaese depends upon the ___________

Transition Temperature of Phosphorous is ______

When a saturated solution is diluted it turns into______

One molar solution contains one mole of Solute in Solvent volume_____

Which salt is used to prepare supersaturated solution?

The compounds soluble in water are__________

Which one of the following is a liquid in solid solution?

Mist is an example of solution________

Solubility of which salt increases with the increase of temperature?

Example of solid in solid solution is__________

In soft drink CO₂ is _____________

Which one of the following solutions contains more water?

Example of electrolytic cell is___________

In order to give longer life, the containers of iron are coated by_________

Sodium hydroxide is manufactured in__________

Cl₂ gas is formed, when Cl ions are_________

During the formation of water from hydrogen and oxygen, which of the: following does not occur?

Nelson’s cell is used to prepare caustic soda along with gases. Which of the following gas is produced at cathode?

The electrolytic cell is made up of____________

Corrosion of iron is called____________

Who invented first electrolytic cell?

1. Chemical formula of rust is__________

Which one of the following non-metal is lustrous?

Which one the following is the lightest and floats on water?

Metals lose their electrons easily because________

Which compounds are widely used in photography films and dental preparations?

22 Carat Gold means that 22-part pure gold is alloyed with 2 parts of__________

Sodium is extremely reactive metal, but it does not react with______

All metals bear________

Group-17 elements are called___________

Which of the following is a yellow metal?

The melting and boiling points of nonmetals are_________

The flame Color of Calcium is________