One part of an element A combines with two parts of another B. Six parts of the element C combine with four parts of the element b..
The passege of current liberates H2 at cathode and CL2 at anode. The solution is
Assertion : 1.231 has three significant figures.
Reason : All numbers right to the decimal point are significant
A sample was weighted using two different balances. the results were (1) 3.926 g (2) 4.0 g. How would the weight of the sample be ..
Assertion : A certain element X, forms three binary compounds with chlorine containing 59.68%, 68.95% and 74.75% chlorine respecti..
Given P=0.0030m , Q=2.4m , R=3000m , significant figures in P,Q and R are respectively
The addition of a polar solvent to a solid electrolyte results in
Sodium is made by the electrolysis of a molten mixture of about 40% NaCL and 60% CaCL2 because
In Br3O8 compound, oxidation number of bromine is
On the electrolysis of aqueous solution of sodium sulphate, on cathode we get
A mixture of ZnCL2 and PbCl2 cab be separated by
The prefix 10
oxidation number of S in 2/4-
Which of the following halogen can be purified by sublimation
During electrolysis, the species discharged at cathode are
Use of electrolysis is
During the electrolysis of an electrolyte, the number of ions produced, is directly proportional to the
In the final answer of the expression
Dimension of pressure are same as that of
Strong electrolyte are those which
One fermi is
The electrolyte used in Lechlanche cell is
Give the products available on the cathode and the anode respectively during the electrolysis of an aqueous solution of MgSO4 betw..
Which of the following aqueous solution will conduct an electric current quite well
The unit J Pa-1 is equivalent to
One atmosphere is equal to
Which pair of electrolyte could not be distinguished by the products of electrolysis using inert electrodes
Electrolysis is a process in which the cations and anions of the electrolyte are
The product formed when an aqueous solution of NaBr is electrolysed in a cell having inert electrodes are
In electrolysis of aqueous copper sulphate, the gas at anode and cathode is
In the electrolysis of which solution, OH- ions are discharged in preference to Cl- ions
A mixture of sand and iodine can be separated by
Two different electrolytic cells filled with molten Cu (NO3 )2 and molten Al(NO3 )3 respectively are connected in series. When ele..
In the electrolysis of acidulated water, it is desired to obtain 1.12 cc of hydrogen per second under STP condition. The current t..
Electrolysis of aqueous HCL solution produces
During the electrolysis of fused NaCL, which reaction occurs at anode
Which one of the following is not an element
Degree of ionisation of a solution depends upon
9.65 C of electric current is passed through fused anhydrous MgCl2 . The magnesium metal thus obtained is completely converted int..
When a quantity of electricity is passed through CuSO4 solution, 0.16 g of copper gets deposited. If the same quantity of electric..
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