Advertisements
Advertisements
प्रश्न
Carbon dioxide and sulphur dioxide gas can be distinguished by using ______.
विकल्प
moist blue litmus paper
lime water
acidified potassium dichromate paper
none of the above
Advertisements
उत्तर
संबंधित प्रश्न
How many salts can be obtained from ortho phosphoric acid? Is there any difference in the salts formed by the acid?
State how would you prepare copper (II) oxide from
copper sulphate
Write the balanced equation for the preparation of the following compounds, starting from iron and using other substance: Iron (II) chloride
Write the equation for the laboratory preparation of sodium sulphate using dilute sulphuric acid.
Choosing the correct words given in brackets, complete the sentence given below: Copper sulphate from copper.
Choosing the correct words given in brackets, complete the sentence given below: Lead sulphate from lead nitrate.
Write the equation for the following reaction:
Magnesium sulphate solution is mixed with barium chloride solution.
Give the equation for the preparation of the following salt from the starting material given.
Potassium sulphate from potassium hydroxide solution
Choose the most appropriate answer from
(SO2, SiO2, Al2O3, CO, MgO, Na2O)
A covalent oxide of a metalloid.
You are provided with the following chemicals:
NaOH, Na2CO3, H2O, Zn(OH)2, CO2, HCI, Fe, H2SO4, CI2, Zn.
Using the suitable chemicals from the given list only, state briefly how you would prepare sodium zincate.
