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Which geometry does have Formaldehyde molecule The formaldehyde molecule has trigonal planar geometry. Therefore, both the H-C-H bond angle and the H-CAO bond angle are abou
He- is p block element
Nuclei contain uncharged neutrons and positively charged protons; these two particles with about the same mass are known as nucleons. The number of protons is the atomic number of
how to calculate equivalent weight of LMnO4
Structural needs for hyperconjugation (i) Compound could comprise at least one Sp 2 -hybrid carbon of as well alkene alkyl carbocation or alkyl free radical. (ii) ∝- carbon
Properties
Although cholrine is electoon withdrawing group.yet it is ortho nd para directing in electrophilic aromatic substitution reactants.why? Ans) Halogens are an exception of the dea
What is diagonal relashionship in periodic table
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
The expression for Bohr's radius of an atom is: (1) r= n 2 h 2 / 4 Π 2 me 4 z 2 (2) r= n 2 h 2 / 4 Π me 2 z 2 (3) r= n2h2/4 Π me 3
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