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"Food chain is a series of groups of organisms called trophic levels, in which, there is repeated eating and eaten by so as to transfer food energ..

Food chain is a series of groups of organisms called trophic levels, in which, there is repeated eating and eaten by so as to transfer food energ..

A web-designing company wants to learn about the effect of one-click checkouts. The target audiences of the web site were randomized into four groups, with 4 in each group. Each group was shown a page with either high or low graphics layout, and wit..

Physical Characteristics of Group 17 Elements - The important physical properties of group 17 elements are given in table. These are discussed bel..

Physical Characteristics of Group 13 Elements - The important physical constants of group 13 elements arc given in table and their physical characteristics are discussed bel..

The important physical properties of the elements of group 16 are recorded as shown below: Some physical properties of the elements of group 16 Property Oxygen Sulphur Selenium Tellurium Polonium Atomic radius (A o ) 0.73 1.09 1.16 1.35 - Ionic (M 2+ ) radius (A o ) 1.40 1.85 1...

The important physical constants of group 13 elements arc given in table and their physical characteristics are discussed below: B Al Ga In Tl Atomic radius (pm) 85 143 135 167 170 Ionic radius (pm) M 3+ 27 53.5 62.0 80.0 88.5 Density (gcm -..

Trends in Chemical Reactivity of Group 13 Elements - Unlike boron, the other members of the group are metallic and the electropositive character increases as we go down the group. All these elements in their compounds exhibit the oxidation state of + 3 and +1. The impo..

The animal kingdom is classified into distinct groups based on the body organisation discussed above. The following scheme provides an outline classification of the animal kingdom into the ten major phyl..

The animal kingdom is classified into distinct groups based on the body organisation discussed above. The following scheme provides an outline classification of the animal kingdom into the ten major phyla: fig. 10.3 -Phylogenetic Tree of Animal Kingd..