Covalent Bonding
Chemical name of N_2O_3
Dinitrogen trioxide
Upon using analytical techniques in determining the elemental composition of an unknown, it was discovered that the said compound contains 6 parts of hydrogen, and 3 parts sulfur. How would you write its tentative chemical formula?
H_6S_3
Which chemical formula of Carbon Monoxide is written correctly?
CO
Chemical name of CH_4
Methane
Chemical formula of Nitrogen trichlorode
NCI_3
Which chemical formula of Dinitrogen pentoxide is written correctly?
N_2O_5
Chemical name of SCI_2
Sulfur dichloride
In naming covalent compound, the first name belongs to which element?
The element that has a lower group number
When a halogen and oxygen forms covalent compound, how is it named?
The name of the halogen is the first name, and oxygen is given the suffix -ide
Which of the following covalent compounds is used as an ingredient for soft drinks? - carbon dioxide - methane - nitride - ammonia
carbon dioxide
Which among the following covalent compounds exhibits extreme hardness? - diamond - polyethylene teraphtlate - graphite - polyvinyl chloride
diamond
Covalent compounds have ___ than ionic compounds
lower melting point
The number of atoms of a given element in a compound is written as what in a chemical formula?
numerical subscript
It states that atoms engage in bonding to achieve a noble gas electron configuration
octet rule
What is the appropriate name of a compound consisting of two atoms of oxygen and one atom of sulfur
sulfur dioxide
Chemical name of H_2O
water
What is the maximum number of bonding pairs in a bond can an atom of a nonmetal form?
3
What is the difference between a lone pair and a bonding pair?
A lone pair is any electron pair that is not participating in bond formation, while a bonding pair participates in bond formation.
What is the effect of ionization energy in the bond formation of atoms?
Atoms with high ionization will form covalent bond
Which chemical formula of adibirono monosilicide is written correctly?
B_2Si
Chemical name of NF_3
Nitrogen trifluoride
Chemical formula of diphosphorous pentoxide
P2O5
Which formula of Phosphorus triiodide is written correctly?
PI_3
