Chemical A is used for water softening to remove temporary hardness. A reacts with sodium carbonate to generate caustic soda. when..
The sequence of ionic mobility in aqueous solution is :
The hydride ion H- is a stroger base than its hydroxide ion OH- . Which of the following reactions will occur if sodium hydride (N..
The ease of adsorption of the hydrated alkali metal ions on an ion-exchange resins follows the order :
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In curing cement plasters water is sprinkled from time to time. This helps in
In SiF and
Reaction of PCl3 and PhMgBr would give
The function of "Sodium pump" is a biological process operating in each and every cell of all animals. Which of the following biol..
The starting material used in Solvay\s process is
Which of the following statement about hydrogen is incorrect
which one of the following properties is not shown by No?
which of the following is the correct statement?
Which of the following reaction produces hydrogen
Hydrogen from HCL can be prepared by
Action of water or dilute mineral acid on metals can give
Spin isomerism shown by
Hydrogen can be fused to form helium at
Which of the following compounds
Which one of the following substances is used in the laboratory for fast drying of neutral gases
Which is used as hydrogen generators
Which of the following gas is insoluble in water
Which element forms maximum compound in chemistry
On reaction with Mg, very dilute nitric acid produces
When some amount of zinc is treated separately with excess of sulphuric acid and axcess of sodium hydroxide solution the ratio of ..
Moderate electrical conductivity is shown by
Aluminium is extracted by the electrolysis of
Shine at freshly cut sodium is because of
match the catalysts to the correct processes:
Dry ice is
Lithium shows diagonal relationship with
The most electropositive element in alkali metals, is
which statement is not true about potash alum?
Which of the following is tetrabasic acid ?
Most powerful reducing agent is
What product is formed on heating lead nitrate?
Quartz is an example of
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