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Which of the following has the least energy:
(1) 2p
(2) 3p
(3) 2s
(4) 4d
Ans: 2s
Q. Ca +2 = 20 ppm, Mg +2 = 25 ppm, CO 2 = 30 ppm, HCO - 3 = 150, K + = 10 ppm. Calculate the lime (87% pure) and soda (91% pure) required softening 1 million litt
This of the following is an electrovalent linkage: (1) CH 4 (2) MgCl 2 (3) SiCl 4 (4) BF 3 Ans: MgCl
why was hydrochloric acid added?
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The ketone is more stable than its enol Because the ketone is more stable than its enol, more energy must be expended for it to ionize. Consequently, the ketone is less aci
what is the name for the following compound,CH3-C=C-CH-CH=CH2
The five d orbitals with distinct values of the magnetic quantum number (m) have the similar energy in a free atom or ion. In any compound they interact differently with the su
IR of nitro compound
#questionthe extra Zn +2 ion are arising from wher? 2are they from their respective lattice site? 3pls provide animated videos for that..
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