Advertisements
Advertisements
प्रश्न
Write the molecular formulae of the following compound.
Ferrous tungstate
Advertisements
उत्तर
Ferrous tungstate- FeWO4
APPEARS IN
संबंधित प्रश्न
Metal A has an electronic configuration of 2, 8, 1 and metal B has 2, 8, 8, 2 which is more reactive metal.
Identify A and B and give their reactions with dil HCL and dil H2SO4 ?
Name:
(b) two metallic oxides which cannot be reduced by carbon, carbon monoxide or hydrogen
What do you observe when hydrogen is passed over heated copper oxide?
On which factors does the purification of metals depend?
`MnO_2 + 4Al` 
…………….
`Cu (OH)2`
................................
`2AgNO_3`
...........................
Where are the cathode and anode in the electrolytic cell? Name the material used for these?
Why is flux used in the blast furnace?
State two properties of brass that render it more useful for some purpose than its components.
Arrange the metals in (2) in the decreasing order of reactivity.
Right or wrong sentence.
Cassiterite is a copper metal.
Write the molecular formulae of the following compound.
Copper pyrite
Explain concept with example/explain with the help of a balanced equation.
Minerals
Observe the figure and name and explain in brief the following method:
Observe the figure and name and explain in brief the following method:
Calculate the difference between heat of combustion of carbon monoxide gas at constant pressure and at constant volume at 27°C? (R = 2 cal K-1 mol-1).
In leaching of alumina from bauxite by Bayer's process, then ore is treated with ______.
A process of extracting metals from aqueous solutions of their salts using suitable reducing agents is called ______
