Advertisements
Advertisements
प्रश्न
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)
The spoiling of food is a chemical change which is recognized from the generation of certain ______ due to it.
Advertisements
उत्तर
The spoiling of food is a chemical change which is recognized from the generation of certain smell due to it.
संबंधित प्रश्न
Changes in which new substances are formed are called ______ changes.
Complete and balance the following chemical equations:
Zn + `"H"_2"SO"_4` `→`
(dil)
Name the type of chemical reaction shown by the following equation:
CaCO3 → CaO + CO2
Write the chemical reaction where the following changes are observed.
Physical state is changed
Give reason for the following:
Silver nitrate solution is kept in coloured bottles.
Select the correct answer for the following options:
The pale blue precipitated obtained when copper [II] sulphate reacts with sodium hydroxide.
______ gas causes tears in our eyes while cutting onions.
Limestone contains ______ mainly.
Which of the following is/are true when milk changes into curd?
- Its state is changed from liquid to semi solid.
- It changes colour.
- It changes taste.
- The change cannot be reversed.
Choose the correct option from below:
Both CO2 and H2 gases are ______.
