Chemistry – p – Block Elements – TEST (MCQ Maharashtra HSC Board)
Chemistry – p – Block Elements – TEST (MCQ Maharashtra 12th Board)
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#1 Among the elements of group 15, the most electronegative element is:
#2 A mixture used for respiration by sea divers is:
#3 Fluorine doesn’t show positive oxidation state due to absence of:
#4 Chile saltpeter is:
#5 Structure of ammonia is
#6 FeSo4 forms brown ring with:
#7 Phosphorous has the oxidation state of +3 in:
#8 The boiling point of phosphine is____ than that of ammonia