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To indicate the conditions under which the reaction takes place
If heat is required for a reaction to take place, then the sign (delta) is placed over the arrow of the equation. If the reaction takes place in the presence of a catalyst then the symbol or formula of the catalyst is written above or below the arrow. ..
If heat is required for a reaction to take place, then the sign (delta) is placed over the arrow of the equation. If the reaction takes place in the presence of a catalyst then the symbol or formula of the catalyst is written above or below the arrow. ..Changes taking place in the nucleus of a U-235 atom when it is bombarded by a neutron
In 1936, Neils Bohr suggested that the nucleus might be like a droplet of dense liquid, composed of sub droplets of protons and neutrons. A uranium nucleus is spherical in shape. In this spherical nucleus, protons and neutrons are together because of the delicate balance existing between the nucle..
In 1936, Neils Bohr suggested that the nucleus might be like a droplet of dense liquid, composed of sub droplets of protons and neutrons. A uranium nucleus is spherical in shape. In this spherical nucleus, protons and neutrons are together because of the delicate balance existing between the nucle..Representation of the reaction taking place in an atom bomb or when a neutron hits a bunch of U-235 nuclei
Nuclear Chain React..
Nuclear Chain React..In a game, a target is moving randomly on a vertical screen of length ..
In a game, a target is moving randomly on a vertical screen of length 8 m and height 9 m. A light source placed at 2 m in front of the board can be turned on with a switch. If the target is found with in the lighted portion of the screen a prize is won. Light is passed through a circle of..
Summary
Animals may reproduce by asexual and sexual modes. The reproductive system of sexually reproducing animals consists of primary sex organs which produce the gametes, the secondary sex organs which participate in reproduction but do not form gametes and accessory sex characters which distinguish the ..
Stomatal
Transpiration taking place through the stomata is called stomatal transpirati..
Gaseous Exchange in Plants
In lower plants (and also protozoans) exchange of gases takes place through the general body surface as they are not highly modified or specialised. Also, the body surface allows the diffusion of gases. In higher plants the exchange of gases takes place throu..
b. Why?
The portion inside the bottle does not get carbon dioxide and thus, no photosynthesis takes place in that regio..
Inorganic Translocation
It involves the movement of water and mineral substances. It is a unidirectional movement taking place from the root system to the shoot syst..
b. Why?
The portion inside the bottle does not get carbon dioxide and thus, no photosynthesis takes place in that regio..
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