Advertisements
Advertisements
प्रश्न
Choose the correct answer from the options given below :
Color of ferrous ion is
विकल्प
Blue
Green
Pink
Light green
Advertisements
उत्तर
Color of ferrous ion is : Green.
APPEARS IN
संबंधित प्रश्न
State your observations when Barium chloride solution is mixed with Sodium Sulphate Solution.
You are given a mixture of precipitated copper hydroxide and zinc hydroxide. Name a solvent which will dissolve:
Only zinc hydroxide
You are given a mixture of precipitated copper hydroxide and zinc hydroxide. Name a solvent which will dissolve:
Both copper hydroxide and zinc hydroxide
What will you observe when barium chloride solution is added to iron(II) sulphate solution.
Sodium hydroxide solution is added first in a small quantity, then in excess to the aqueous salt solutions of copper (II) sulphate, zinc nitrate, lead nitrate, calcium chloride and iron (III) sulphate. Copy the following table and write the colour of the precipitate in (i) to (v) and the nature of the precipiatate (soluble or insoluble) in (vi) to (x)
| Aqueous salt Solution | Colour of Participitate when NaOH is added in a samll quantity | Nature of precipitate(soluble or insoluble) when NaOH added in excess |
| Copper (II) Solution | ||
| Zinc nitrate | ||
| Lead nitrate | ||
| Calcium chloride | ||
| Iron(III) sulphate |
What do you understand by amphoteric oxide?
When an ammonium salt is warmed with sodium hydroxide solution, a gas is evolved. State three ways in which you could identify this gas.
Write balanced equation for a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
Write a balanced equation for a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
Write balanced equations for a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
