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In DNA, the complementary bases are:
The incorrect statement among the following is:
The enzyme which hydrolyses triglycerides to fatty acids and glycerol is called:
Enzymes are made up of:
In a protein molecule, various amino acids are linked together by
Which of the following is the most basic oxide?
A paramagnetic molecule among the following is:
AlF3 is soluble in HF only in the presence of KF due to the formation of:
In a regular octahedral molecule, $MX_{6}$, the number of $X–M–X$ bonds at 180º is:
The pair of species with the same bond order is:
Consider the given compound: In the given options, the following for the above compound are, respectively: (i) $sp^{2}$ hybridised carbon atoms and (ii) $\pi$ bonds.
In the reaction given below, the product "X" is: $Na_2B_4O_7 \xrightarrow{heat} X + NaBO_2$
The most preferred structure among the following with the lowest energy for $SO_{3}$ is:
Which of the following is incorrect statement?
Which of the following is the most basic oxide?
Which of the following species contains equal number of $\sigma$ and $\pi$ bonds?
Among the following, the pair in which the two species are not isostructural is:
Increasing order of bond length is:
The number of hydrogen bonded water molecules(s) associated with CuSO₄·5H₂O is:
Match the compounds given in Column I with the hybridization and shape given in Column II and mark the correct option. **Column I** (A) XeF₆ (B) XeO₃ (C) XeOF₄ (D) XeF₄ **Column II** (1) Distorted octahedral (2) Square planar (3) Pyramidal (4) Square pyramidal