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Which of the following is isoelectronic with carbon atom:
(1) Na+
(2) Al+3
(3) O2-
(4)N+
Ans: N+
principle or radiometric titration
Which of following carbon has sp3 hybriziation for bond formation.??? Ch3,c2h6,(ch3)3cho
When the principal quantum number(n= 3) , the possible values of azimuthal quantum number(l ) is: (1) 0, 1, 2, 3 (2) 0, 1, 2 (3) - 2, - 1, 0, 1, 2
lithium and beryllium markedly differ from other members of their respective groups.
How do you explain in the absence of aldehyde group in the pentaacetate of D-glucose? Ans) when you react glucose with acetic anhydrate it forms pentaacetate with 5 OH grops it
As electron moves away from the nucleus, its potential energy: (1) Increases (2) Decreases (3) Remains constant (4) None of these Ans: Increases
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.
Q. List the factors influencing product development? The factors influencing product development are growing urbanization, changes in life style, increasing number of small fam
how will you prepare iodoform in labarotary?
mechanism of picricacids
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