MCQ
The shape of $SOF_4, XeO_2F_2$ and $ClF_3$ are respectively :
- ✓Trigonal bipyramidal, see-saw and $T-$shape
- BSee-saw, Trigonal bipyramidal and $T-$shape
- C$T-$shape, see-saw and tetrahedral
- DAll have trigonal bipyramidal shape
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Assertion $A :$ The amphoteric nature of water is explained by using Lewis acid/base concept.
Reason $R$ : Water acts as an acid with $NH _{3}$ and as a base with $H _{2} S$.
In the light of the above statements choose the correct answer from the options given below :


$(A)$ Albumin is a simple protein
$(B)$ The amino acid alanine contains an acidic side chain
$(C)$ Insulin is a hormone
$(D)$ Muscles contain the protein keratin
Point out the wrong statements in the above set of statements