During the successional process generation of community through the short time period successional process as well as long time successional process;

a) During short time period evolve pioneer community from the climax community

b) During short time period generation of the microbial community 

c) During long time period generation of end community (forest) from the pioneer community

d) During long time period generation of the microbial community 

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#Question id: 20227

#XL - P Chemistry

CO₂ is isostructural with

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#Question id: 20228

#XL - P Chemistry

NH₃ has a higher boiling point than expected because

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#Question id: 20229

#XL - P Chemistry

The molecule with zero dipole moment is

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#Question id: 20230

#XL - P Chemistry

Molecular shaper of SF₄ , CF₄, XeF₄ are

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#Question id: 20231

#XL - P Chemistry

Which of the following has the regular tetrahedral structure ?

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#Question id: 20232

#XL - P Chemistry

In OF₂, number of bond pairs and lone pairs of electrons are respectively