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Carbon Bonds: Single and Double Bonds

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Questions and Answers

What type of bond does carbon form when surrounded by four atoms?

Double bond

Triple bond

No bond

Single bond (correct)

What is the number of electrons in a double bond?

Four electrons (correct)

Two electrons

Eight electrons

Six electrons

What is the characteristic of carbon that makes it form chains and rings?

It forms only triple bonds

It forms single, double, and triple bonds (correct)

It forms only single bonds

It forms only double bonds

What is the common characteristic of carbon and hydrogen atoms in organic compounds?

Carbon forms four covalent bonds, and hydrogen forms one covalent bond Signup and view all the answers

What is the reason for the presence of many carbon-containing compounds?

Carbon forms single, double, and triple bonds to other carbon atoms and heteroatoms Signup and view all the answers

What type of bond does carbon form when surrounded by two atoms?

Triple bond Signup and view all the answers

What shape does a carbon atom adopt when it is bonded to four atoms?

Tetrahedral shape Signup and view all the answers

In ethane, how many single covalent bonds does each carbon atom form?

Four Signup and view all the answers

What determines the shape of molecules around the central atom?

Number of surrounded atoms, type of bond between atoms, and number of lone pairs on central atom Signup and view all the answers

What type of bond does carbon form with each hydrogen atom in ethylene?

Single bond Signup and view all the answers

What shape does a carbon atom adopt when it is bonded to three atoms?

Trigonal planar shape Signup and view all the answers