Advertisements
Advertisements
प्रश्न
Explain the term ‘green house effect’. How can it be both beneficial and harmful for life on earth ?
Advertisements
उत्तर
Green house effect— The trapping of the earth’s radiated energy by carbon dioxide present in air, so as to keep the earth warm, is called ‘green house effect’.
Green house is beneficial because this principle is applied to grow plants in colder regions.
Carbon dioxide increases the temperature of atmosphere. Due to rise in temperature; ice in the polar regions may melt, causing floods. So it is harmful for life on earth.
APPEARS IN
संबंधित प्रश्न
All the carbon bonds in a saturated hydrocarbon ______ electrons.
Draw the structures for ethanoic acid.
Answer the following question.
Draw methane electron dot structure.
State how carbon occurs in the free state and in the combined state.
Starting from carbon dioxide how would you obtain a highly poisonous gas.
[Give balanced equations for the same]
Complete the statement by filling the blank with the correct word from the option.
Adsorption capacity of wood charcoal is increased by passing ______ over wood charcoal, at high temperature.
Complete the statement by filling the blank with the correct word from the option.
______ Chemistry is the Chemistry of carbon compounds mainly of ‘Carbon’, ‘Hydrogen’ & ‘Oxygen’.
Give a reason for the following:
Carbon monoxide and not carbon dioxide, is a highly poisonous gas.
According to the Octet rule, carbon requires ______ electrons to attain the nearest noble gas.
How many valence electrons are there in carbon?
