Term 1 Review

How many electron(s) is(are) transferred when sodium forms ionic bonding with fluorine? [Na (Z = 11) and F (Z = 9)]

• 1

• 2

• 3

• 4

Ionic bonding is formed due to ... attraction between cation and anion.

Which of these compounds is an example of covalent compound?

• MgO

• Pb(NO₃)₂

• NH₃

• BaS

How many bond pairs are there in that compound?

• 1

• 2

• 3

• 4

The name of Fe₂S₃ is ...

What is the name of this compound?

N₂O₃

• dinitrogen trioxide

• trinitrogen dioxide

• nitrogen oxide

• nitrogen monoxide

What is the charge of ion formed by Group VII elements?

• 1+

• 1-

• 2+

• 2-

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Covalent bonding is made by ... electrons between nonmetals.

What is the chemical formula of silver sulfide?

• AgS

• AgS₂

• Ag₂S

• AgSO₄

What is your difficulty in learning Chemistry so far in term 1?

Good luck for your term test, study hard...

Tags

NGSS.HS-PS1-4

NGSS.HS-PS1-5