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lithium and beryllium markedly differ from others members of their respective group
Which of the following is not true in Rutherford's nuclear model of atom: (1) Protons and neutrons are present inside nucleus (2) Volume of nucleus is very small as compared
An element L has 9 protons and valency 1. Another element M has valency 3 and 5. What is the difference in the number of electrons in L and M ?
why f-block elements are called inner transition elements?
It can be because these group tend to decrease the electron density when attached to a benzene or other ring structure preferentially at ortho and pera position.
Preparation of cycloalkane by perkins method
Ask quesymmetry and clculation of charactersstion #Minimum 100 words accepted#
Explain construction & working of calomel electrode.
why equilibrium state attainable from either way?
Benzene- Hydrocarbon Benzene is the first or initial member of arenes. It was first revealed by Faraday in year 1825 from whale oil. Mitscherllich (1833) acquired it by distill
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