The bond formed by a complete transfer of one or more electrons is called electrovalent or ionic bond. The compound so formed is called the electrovalent compound. A covalent bond is a chemical bond that involves the sharing of electron pairs between atoms . A coordinate covalent bond, also known as a dative bond, dipolar bond, or coordinate bond is a kind of two-center, two-electron covalent bond in which the two electrons derive from the same atom.
Which of the following is the edible part of Litchi ?
Intercultivation operations are meant for
The CO₂ receptor in C₃ plants is
Which of the following process release energy in plant?
Rocks containing free silica in abundance and is not combined with bases are called
Water movement in a saturated soil is governed by
Brassica juncea is the botanical name of
Which of the following countries is the centre of origin of rice?
…………………silkworm spp. Is commonly reared in Ricinus communis
…………is a pretreatment of seeds that aims to break seed dormancy through puncturing, burning, breaking, filing, and scratching with knives, nee...
