atomic structure, Chemistry

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what is the mass of a proton and electron

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Chlorination, 1. CH2=CH-CH3 inpresence of SO2Cl2 (UV light) product..?? 2....

1. CH2=CH-CH3 inpresence of SO2Cl2 (UV light) product..?? 2. (CH3)3CH +Cl2 undergo photo halogenation product..?? 3. 1-propyne react with HCl product is? Solution) 1 SO2Cl2 resu

When an electron drops a higher energy level to low energy, When an electro...

When an electron drops from a higher energy level to a low energy level, then: (1) Atomic number decreases (2) Energy is absorbed (3) Atomic number increases (4) Energ

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Melting and freezing points: When a pure solid substance is heated through its melting point (melting temperature), the solid changes to a liquid. At the melting point equilibr

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Differential extraction - Purification of organic compounds This technique is employed for the separation of an organic compound that solid or liquid from its aqueous soluti

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electron affinity of nitrogen is positive but of phosphorus it is negative why I that

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The stability of a complex relies on 1. Nature of central ion:  the word nature means the charge density on the central ion i.e. greater is the charge density or larger the c

A completely filled d -orbital, A completely filled d -orbital ( d 10 ): ...

A completely filled d -orbital ( d 10 ): (1) Spherically symmetrical (2) Has octahedral symmetry (3) Has tetrahedral symmetry (4) Depends on the atom Ans: Spherical

Sets of quantum numbers is correct for an electron, Which of the following ...

Which of the following sets of quantum numbers is correct for an electron in 4f orbital: (1) n-=4, l=3. m+1, s= +1/2              (2) n-=4, l=4. m-4, s= -1/2

Transition metal do not displace hydrogen from dilut acid, Most of the tran...

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