Description : Is platinum found in nature or is it only found combined with other elements in chemical compounds?
Last Answer : Platinum is found in the nature in elemental form.
Description : When elements that are never found free in nature but are always found combined in a compound are the?
Last Answer : These elements are very reactive.
Description : Which one of the following elements is not found in nature? w) Technetium x) Iridium y) Osmium z) Molybdenum
Last Answer : ANSWER: W -- TECHNETIUM
Description : Define Human Geography. Give four examples of elements of material culture created by humans using the resources provided by nature. -Geography
Last Answer : (A) Human geography is the synthetic study of relationship between human societies and earth's surface. (B) (i) Human beings interact with their physical environment with the help of ... they developed better understanding of natural laws-The concepts of friction and heat helped us discover tire.
Description : How many elements are there in nature ?
Last Answer : A total of 98 elements are found in nature.
Description : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature and hydrogen bonding is more important f
Last Answer : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature ... H_(2)O lt H_(2)Te -` boiling point
Last Answer : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ... oxides are usually covalent and acidic in nature
Description : Name two elements, which are Non-metallic in nature in 5th A group ?
Last Answer : Nitrogen and Phosphorous
Description : Which metal is more metallic in nature among 1A group elements ?
Last Answer : Francium
Description : Pick out the wrong statement. (A) Enthalpies of all elements in their standard states are assumed to be zero (B) Combustion reactions are never endothermic in nature (C) Heat of reaction ... to the change in internal energy (D) Clausius-Clapeyron equation is not applicable to melting process
Last Answer : (D) Clausius-Clapeyron equation is not applicable to melting process
Description : A. We are usually inclined to look upon bad temper as a very harmless weakness, B. _________________________________ C. And yet all religious texts condemn it as one of the most destructive elements in human ... relationship. (4) We speak of it as a mere infirmity of nature, perhaps a family failing
Last Answer : (4) We speak of it as a mere infirmity of nature, perhaps a family failing.
Description : Figure out the odd statement about ceramics in the following (a) Good insulators of heat and electricity (b) Usually less desire than metals (c) Ductile in nature (d) Contains both metallic and nonmetallic elements
Last Answer : (c) Ductile in nature
Description : Which of the following elements does not occur in nature as a native ore? w) silver x) gold y) platinum z) aluminum
Last Answer : ANSWER: Z -- ALUMINUM