Covalent Compounds of Carbon
Chemistry ⇒ Carbon and Organic Chemistry
Covalent Compounds of Carbon starts at 8 and continues till grade 12.
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Describe why carbon forms covalent bonds instead of ionic bonds.
Explain why carbon can form so many different covalent compounds.
Explain why covalent compounds of carbon are generally insoluble in water.
Explain why graphite conducts electricity but diamond does not, even though both are covalent forms of carbon.
Name the type of covalent bond present in ethyne (C2H2).
Name two allotropes of carbon that are covalent in nature.
What is the main reason for the low melting and boiling points of covalent compounds of carbon?
What is the maximum number of covalent bonds a carbon atom can form?
Which of the following compounds contains only single covalent bonds?
(1) Ethene
(2) Ethyne
(3) Ethane
(4) Benzene
Which of the following is a covalent compound of carbon?
(1) Sodium chloride
(2) Methane
(3) Calcium carbonate
(4) Potassium iodide
Which of the following is a molecular formula for propane?
(1) C2H6
(2) C3H8
(3) C4H10
(4) C5H12
Which of the following is a property of covalent compounds of carbon?
(1) High solubility in water
(2) High melting point
(3) Poor electrical conductivity
(4) Always solid at room temperature
Fill in the blank: In a molecule of methane (CH4), each hydrogen atom shares __________ electron(s) with carbon.
Fill in the blank: The ability of carbon to form bonds with other carbon atoms is called __________.
Fill in the blank: The covalent bond formed by sharing two pairs of electrons is called a __________ bond.
Fill in the blank: The covalent compound of carbon that is a greenhouse gas is __________.
State whether the following statement is true or false: All covalent compounds of carbon are organic compounds.
State whether the following statement is true or false: All organic compounds are covalent compounds of carbon.
State whether the following statement is true or false: Carbon dioxide is a covalent compound.
State whether the following statement is true or false: Covalent compounds of carbon are generally soft and brittle.
