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Why a covalent bond is directional?
Covalent bond is formed as a result of pairing of two electrons in atomic orbitals of two atoms. Bond then must lie along the direction of atomic orbital i.e. bond only takes place in the direction of shared pairs of electrons. Hence covalent bonds would have strong directional preferences unlike metallic and ionic bonds.
Rutherford's alpha particle scattering experiment eventually led to the conclusion that: (1)The point of impact with matter can be precisely determined (2)Electrons occupy s
s block
Natural gas, which we can assume is 100% methane, is combusted to generate electricity at a power plant. This is becoming increasingly popular as an NGCC process (Natural Gas Comb
comparisons of aas and aes
The nucleus of tritium contains: (1) 1 proton + 1 neutron (2) 1 proton + 3 neutron (3) 1 proton + 0 neutron (4)1 proton + 2 neutron An
A moving particle may have wave motion, if: (1) Its mass is very high (2) Its velocity is negligible (3) Its mass is negligible (4) Its mass is very high and velocity
how many times does water need to be magnified to see the atoms
Why is it important to know pka of a buffer
Although fractose does not have an aldehydic group, it reacts with Fehling solution Explain why? Ans) Fructose is a ketone first we cnvert it into aldehyde by reacting fructse
instrumentation and applications of radiometric titration
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