Advertisements
Advertisements
प्रश्न
Complete the table given below.
| Heat on iodine crystals | Colour of vapours evolved |
Advertisements
उत्तर
| Heat on iodine crystals | Colour of vapours evolved | Violet (I2 Iodine vapours) |
APPEARS IN
संबंधित प्रश्न
What do you observe when :
an iron nail is kept in tap water for few days
Complete the statement by filling the gaps using appropriate term from the terms given in the bracket.
(slow, coloured, arrow, fast, smell, milky, physical, product, chemical, reactant, covalent, ionic, octet, duplet, exchange, sharing, equality sign)
Rusting of iron is a ______ chemical change.
What is a chemical change? Give two examples of chemical change?
What is observed in performing the following :
| Hydrogen | Oxygen | Carbon dioxide | Chlorine | |
| Litmus test | ||||
| Apply a burning splint to the gas | ||||
| Colour of gas | colourless | colourless | colourless | greenish-yellow |
| Odour of gas |
What do you observe when HCI is passed through a silver nitrate solution.
Distinguish by heating the following in dry test tubs.
Ammonium Chloride and iodine.
State the following reaction represent oxidation or reduction.
\[\ce{Ag->Ag+}\]
Give a suitable example with an equation to show the representation of a chemical reaction.
What is the use of indicator?
Which of the following is a chemical change?
