EPT

NAME-

ROLL NUMBER-

Q1) Valency of Sodium is :-

• +1
• +2
• +3
• +4

Q2) Valency of Sulphur is ;-

• -1
• -2
• -3
• -4

Q3) Valency of Iron is :-

• +1 , +2
• +2 , +4
• +3 , +4
• +2 , +3

Q4) Number of electrons given or taken or shared is known as:-

• Valence electrons
• Valency
• NONE

Q5) Outermost shell cannot have more than ____ electrons

• 8
• 18
• 32
• 50