Question

The IUPAC name of acetylene is
a) Propane
b) Propyne
c) Ethene
d) Ethyne
If an element A belongs to period 3 and group II, then it will have
a) 3 Shells and 2 valence electrons
b) 2 Shells and 3 valence electrons
c) 3 Shells and 3 valence electrons
d) 2 Shells and 2 valence electrons
Identify the metallic oxide which is amphoteric in nature:-
a) Calcium oxide
b) Zinc oxide
c) Barium oxide
d) Copper (II) oxide​

Answer 1

Answer:

IUPAC stands for International Union Pure And Applied Chemistry