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Q. Hypothesis on chlorofluorocarbon?
A hypothesis is a probable explanation for what has been observed. Based on the explanation of ozone thinning and CFC build-up in the chemists Mario Molina, the atmosphere and F. Sherwood Rowland hypothesized that CFCs break in the atmosphere due to the Sun's ultraviolet rays. They additional hypothesized that a chlorine particle produced by the breakdown of CFCs could break down ozone.
Delocalisation of electrons in conjugated system is called resonance. For example there is delocalisation of electrons in benzene ,hence we write kekule structure for benzen.
Explain electrical conductivity and molar conductivity of a solution and write the units of molar conductivity
who formulated the laws of chemical combination?
If the water molecules in 1g of water were uniformly distributed on earth surface , how many such water molecules would there be in 1 cm^2 of earth? Solution) No. of molecules in
how could i make better the project ion chart paper
what is solublity product
1. Alcohols and amines are both nucleophilic. Explain why this reaction occurs to form Benadryl (diphenhydramine) 2. Outline a reasonable synthesis of the following:
The magnetic quantum number specifies : (1) Size of orbitals (2) Shape of orbitals (3) Orientation of orbitals (4) Nuclear stability Ans: Orientation of orbitals
Q. Why we use Boron? Boron is used to increase the hardness of steels. Crystalline boron is used in transistors. Boron is a good neutron absorber and is used as shields and con
tests for the presence of iodoform
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