Recently Active Questions

Dalton suggested that atoms were indestructible and unchangeble to explain that ...

Dalton based his relative atomic weight scale on: ...

The chemical combination of two or more atoms in fixed amounts is called a ...

Which of the following particle is capable of free existence? ...

Atomic mass of an element is ...

50 ml 10 N H2SO4, 25 ml 12 N HCl & 40 ml 5 N HNO3 were mixed together and the volume of the mixture is made 1000 ml by adding water. The normality of the resultant solution will be ...

If the equivalent wt of a trivalent metal is 32.7, the molecular weight of its chloride is ...

mole fraction of the solute is 0.3 and the weight of solvent is 700 g. (atomic mass of solvent is 100 g). find the molality of solution ...

find the molality of solution in which 7.3 g of HCl is present in 257.3 g of solution ...

5 molar solution of H2SO4 is diluted from 1 litre to 10 litres, the normality of the solution will be ...

find the molarity of solution of 500 ml containing 29.2 g of HCl ...

Minimum Volume of SO2 gas at STP which reduces 100 ml of 0.1 N K2Cr2O7 The reaction is K2Cr2O7+H2SO4+3SO2 → K2SO4+Cr2(SO4)3+4H2O ...

How much of NaOH is reqd. to neutralize 1500 cm3 of 0.1 N HCl? ...

Zn strip of mass 26 g is thrown in CuSO4 solution, find the mass of Cu formed ...

how much g of HCl is reqd. to completely react with 13 g of Zn? ...

To neutralize 100 ml 0.1 M H2SO4, NaOH reqd. is ...

In a simple cubic cell, an atom is at the corner contributes to the unit cell ...

In a face centred cubic cell, an atom at the face contributes to the unit cell ...

The most unsymmetrical crystal system is: ...

a≠b≠c, α≠β≠γ≠90° represents ...

for trigonal the axial ratios & angles are ...

Monoclinic can have the unit cells ...

a=b=c, then crystal is ...

given α=β=γ=90°, then the crystal is ...

A solid with high electrical and thermal conductivity is ...

solid CO2 is an example of ...

Which of the following should have the highest melting point? ...

Which of the following is a metallic crystalline solid? ...

ZnS is an example of ...

Which of the following is a non-crystalline solid? ...