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Subjects
Science State Board
Class 9
Carbon and its compounds
Classification, features and uses of compounds
7.
Select the right answers: Catenation and Tetravalency
Exercise condition:
4
m.
Select the suitable answer to the following questions:
1.
_________ property of carbon is due to the presence of many organic carbon compounds.
Catenation
Tetravalency
Isomerisam
Covalent bond
2.
In methane, carbon gives __________ to four hydrogens to form four covalent bond.
four electrons
two electrons
four protons
three electrons
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