In which of the following molecules carbon atom marked with asterisk (*) is asymmetric?

In which of the following molecules carbon atom marked with asterik (*) is asymmetric ?

In which of the following molecules carbon atom marked with asterik (*) is asymmetric ?

Electronegativity of carbon atoms depends upon their state of hybridisation. In which of the following compounds, The carbon marked with asterisk is most electronegative ?

Electronegativity of carbon atoms depends upon their state of hybridisation. In which of the following compounds, the carbon marked with asterisk is most electronegative ?

Electronegativity of carbon atoms depends upon their state of hybrisation. In which of the following compounds, the carbon marked with asterisk is most electronagative ?