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Q. Name the various steps required for making water suitable for domestic use.
Ans. Treatment process for domestic use
S. No.
Process use for treatment
Impurities removed
1.
screening
Floating materials like sand, clay etc.
2.
Sedimentation with coagulation
Fine suspended inorganic matter
3.
Filtration
Colloidal impurities and larger organisms
4.
Disinfection
Pathogenic bacteria
5.
sedimentation
Suspended impurities like sand, clay etc.
Heat Conductivity When considering the design of houses, the heat conductivity by walls, roofs, and the floor plays an significant role. The heat conductivities (λ) of some bui
why in f-block element electronic configuration electrons does not enter in 5d orbital (except for La,Gd,Lu)
Fe(atomic number = 26) atom has the electronic arrangement: (1) 2, 8, 8, 8 (2) 2, 8, 16 (3) 2, 8,14, 2 (4) 2, 8, 12, 4 Ans: 2, 8,14, 2
formula of acetic acid
Alkyl substituents on the double bond 2,3-Dimethyl-2-butene has four alkyl substituents on the double bond. This alkene is more stable than 2,3-dimethyl-1-butene and 2-ethyl-1-
Q. Show the Halides of Aluminium? All the four trihalides of aluminium, i.e. AIF 3 , AICI 3 ,, AlBr 3 , and AlI 3 , are known. AIF 3 , is made by treating Al 2 0 3 with HF ga
Interactive periodic table In this interactive periodic table animation you can view details of all components through clicking on it. You can select the colored through option
explain the bonding and structure in transition metal carbonyls
Ask question #Msend your questions inimum 100 words accepted#
What is the packet of energy called: (1) Electron (2) Photon (3) Positron (4)Proton Ans: Photon
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