List of practice Questions

Which is false in case of boric acid $ {H_3BO_3}$?
Which is incorrect statement in the following ?
Which is incorrect statement regarding $ {B_2H_6}$ ?
Which has maximum number of oxo groups ?
Which has no rotation of symmetry
Which industrial products are synthesized from microbes ? I. Antibiotics II. Fermented beverages III. Enzymes and chemicals IV. Bioactive molecules
Which ion gives coloured solution ?
Which group of elements shows lowest ionisation enthalpy?
Which has been excluded from protochordata ?
Which has highest dipole moment?
Which element of 2nd period forms most acidic oxide ?
Which element participates in photolysis of water, ionic balance maintenance and solute concentration?
Which floral conditions are represented by the symbols $\oplus$ and $\%$ respectively ?
Which function of tapetum is correct?
Which colour has the least speed in glass ?
Which does not react with Fehling's solution?
Which element is related with Khaira disease of paddy & auxin synthesis?
Which atomic orbital is always involved in sigma bonding only ?
Which bond is most polar ?
Which circuit will not show current in ammeter?
Which classification can be called as ??exual system?
Which are the accessory excretory organs? I.liver II. lungs III. skin IV. sebaceous gland Choose the correct option.
Which among the following statements is false ?
Which among the following statements is incorrect ?
Which among the following will show anisotropy?