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#Question id: 17670


The following are common to both charophytes and land plants except 

#XL - R Botany
  1. Sporopollenin
  2. Lignin
  3. chlorophyll a
  4. Cellulose

Answer:- Option(s): 2


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TLS Online TPP Program

#Question id: 20233

#XL - P Chemistry

In O-2  , O2 ,  O2-2  molecular species the total number of antibonding electrons respectively are

TLS Online TPP Program

#Question id: 20234

#XL - P Chemistry

Match the following and choose the correct Answer


TLS Online TPP Program

#Question id: 20235

#XL - P Chemistry

Among the following compounds, the one that is polar and has the central atom with sp2 hyridisation is

TLS Online TPP Program

#Question id: 20236

#XL - P Chemistry

Match the following


TLS Online TPP Program

#Question id: 20237

#XL - P Chemistry

Bond strength increases with

TLS Online TPP Program

#Question id: 20238

#XL - P Chemistry

O2+2 will have

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