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An atom with atomic number 20 is most likely to combine chemically with the atom whose atomic number is:
(1) 11
(2) 14
(3) 16
(4) 10
Ans: 16
graph for the titration of barium chloride versus sodium sulphate
#question.which element has the highest oxidation state and why.
4-nitrotolouene ---> LiAlH 4 converts it to 4-aminotoluene ----> Add HNO 2 and it forms -----> diazonium salt ------> add H 3 PO 2 to get Toluene -----> add Br 2 /CCl 4 - 2
all
A covalent bond is likely to be formed between two elements which: (1) Have similar electronegativities (2) Have low ionization energies (3) Have low melting points (4
Electronic configuration of deuterium atom is: (1) 1s 1 (2) 2s 2 (3) 2s 1 (4) 1s 2 Ans: 1s 1
a) The Strength of ionic bond b) Stability of the Ionic compound c) Ease of formation of the Ionic bond enhances
factors affecting the acidity of the aromatic carboxilic acids
Why the rate of ketone halogenation is independent Because the rate of ketone halogenation is independent of the halogen concentration, the rates of halogenation of the same ke
synthesis of 2-amino,5-methyl phenol from mono substituted benzene?
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