Advertisements
Advertisements
प्रश्न
Give the molecular formula of water ?
Advertisements
उत्तर
Molecular formula = H2O
APPEARS IN
संबंधित प्रश्न
Name the gas produced when chlorine is dissolved in water and exposed to sunlight.
Water has ...................... density and .................. volume at 4°C.
Give one word for the following statement:
A mixture of common salt and ice .
Complete the statement by filling the blank with the correct word from the option.
Solubility of most solids ___ with rise in temperature.
Explain the following observation:
Washing-soda become coated with a white powder when left exposed to the atmosphere.
If, at some place, it did not rain for a very long period of time, what would be its effect on the life of the people there?
Water polluted by various human activities causes a number of water borne diseases. Which of the following is not a water borne disease?
Think and suggest some ways to minimise waste and pollutants at their source, taking your home as an example.
In which of the following activities will you use minimum amount of water?
Construct a crossword puzzle of your own using the keywords.
