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Number of neutrons in heavy hydrogen atom is: (1) 0 (2) 1 (3) 2 (4) 3 Ans: 1
what are atoms made of ?
Br2(g)=2Br(g) dG=161.69KJ/mol at 298.15K Find kc and kp.
Q. What is speed of light wave? Ans. Light is just one type of wave. Like all waves it can be characterized by frequency, wavelength and amplitude. Similarly, light waves ca
what the uses of NH4Cl,NH4OH and HCL,H2S in qualitative analysis?
what are the chemical properties of p-block elements?
Q. Explain the types of Isomers? Ans. Three types of isomers are chain isomers, position isomers, and functional group isomers: Chain isomers are isomers which differ in
give 2 examples of compounds that are bonded in the following ways (a) Hydrogen bonding (b)Vander waal forces (c) Co-ordinate covalent bonding. Explain with the aid of diagram how
In an element going away from nucleus, the energy of particle : (1) Decreases (2) Not changing (3) Increases (4) None of these Ans: Increases
what is the theoretical background of the topic?
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