MCQ
Which of the following molecule contains both ionic and covalent bond
- A$CH_2Cl_2$
- ✓$K_2SO_4$
- C$BeCl_2$
- D$SO_2$
$2{K^ + } \vdots \vdots \vdots \vdots \vdots \vdots \vdots \vdots SO_4^{2 - }$
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Statement $I$: IUPAC name of $\mathrm{HO}-\mathrm{CH}_2-\left(\mathrm{CH}_2\right)_3-$ $\mathrm{CH}_2-\mathrm{COCH}_3$ is $7$-hydroxyheptan-2-one.
Statement $II$: $2$-oxoheptan-$7$-ol is the correct IUPAC name for above compound.In the light of the above statements. choose the most appropriate answer from the options given below:


$A(g) + B(g) \to C(g)$ $\Delta U=\,-\,3\,Kcal$
$\Delta S=\,-\,10\,cal/K$
value of $\Delta G$ will be ......$cal$