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PERIODIC TABLE, Chemistry
PERIODIC TABLE and PERIODICITY OF ELEMENT
Posted Date: 1/24/2013 8:31:52 AM | Location :
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The correct electronic configuration of ti(z= 22) atom is, The correct ele...
The correct electronic configuration of Ti(Z= 22) atom is: (1) 1s 2 , 2s 2 , 2p 6 , 3p 6 , 4s 2 , 3d 2 , (2) 1s 2, 2s 2 , 2p 6 , 3p 6 , , 3d 4 , (3) 1s 2 , 2s
Describe actinoids and its properties., The series of elements involving th...
The series of elements involving the filling of 5f-orbitals is called actinoids series. They follow Ac (89) and include the fourteen elements from Th (90) and Lw (103). The chem
Bohr model, bohr model for hydrogen atom?
bohr model for hydrogen atom?
Calculate the temperature of that superheated steam, It is desired to creat...
It is desired to create 5 kg of superheated steam at 300 o C and 20 bar using an isobaric mixer. If 543 kJ of heat are sent to the system, and 2 kg of saturated steam is mixed wit
Bio-diesel, In 2008, Safeway has converted all its trucks to bio-diesel B20...
In 2008, Safeway has converted all its trucks to bio-diesel B20 which is a mixture of 20% of bio-diesel produced from soybean and 80% of diesel in volume. It claimed that 34,000 to
How do antiseptics differ from disinfectants? , Antiseptics doesn''t harm l...
Antiseptics doesn''t harm living cells whereas disinfectants harm living cells.and disinfectants are used to sterilize instruments and utensils but cant be used on skin....and the
Chemicals in food, Chemicals in food Several chemicals are added to foo...
Chemicals in food Several chemicals are added to food for their preservation and improving their appeal. These involve flavorings, antioxidants, fortifiers, sweeteners, dyes, e
Explain distillation in purification of metals, Q. Explain Distillation in ...
Q. Explain Distillation in purification of metals? Metals with low boiling points, such as cadmium, zinc and mercury will be purified by distillation. The distillation is gener
S block elements, why lithium and beryllium markedly differ from other memb...
why lithium and beryllium markedly differ from other members of their respective groups?
Colloides, difference between organic & inorganic colloides ?
difference between organic & inorganic colloides ?
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