Chemistry – p – Block Elements – TEST (MCQ Maharashtra HSC Board)
Chemistry – p – Block Elements – TEST (MCQ Maharashtra 12th Board)
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#1 Maximum covalency of nitrogen is:
#2 Which one of the halogen is radioactive:
#3 Among the elements of group 15, the most electronegative element is:
#4 Fluorine doesn’t show positive oxidation state due to absence of:
#5 Structure of ammonia is
#6 PCl5 exists but NCL5 does not due to:
#7 Phosphorous has the oxidation state of +3 in:
#8 A mixture used for respiration by sea divers is:
#9 Which one the following doesn’t exist
#10 The element which doesn’t exhibit allotropy:
#11 FeSo4 forms brown ring with:
#12 Which one has highest bond energy:
#13 Chile saltpeter is:
#14 ___ has the highest density:
#15 The strongest oxidizing agent is:
#16 The boiling point of phosphine is____ than that of ammonia