Question
Which of the following is
polyatomic?Solution
The elements which exist as single atom are called monoatomic elements. The elements which exist in atomic pairs bonded to each other are called diatomic elements. The elements which exist as groups of more than two atoms are called polyatomic elements. Chlorine (Cl2), Nitrogen (N2) and Hydrogen (H2) are diatomic gases. But sulphur exists as S8 and hence it is polyatomic. Selenium (Se8), Ozone (O3) and Phosphorous (P4) some other polyatomic elements.
Soils with high pH are generally deficient in
Dry seeding in dryland crop is recommended for__ crops
To reduce the soil damage what is optimum time for soil manipulation?
A fruit that develops without fertilization is known as:
Tungro disease of rice is transmitted by which insect?
Bagasse is a by-product of:Â
Yellow leaf mosaic of blend crops is transmitted by:
The dwarfing rootstock suitable for kinnow mandarin is ………………
Central Institute of Post-Harvest Engineering and Technology is located at----
National commission on agriculture was formed in