Organic chemistry

• Chemistry
• Secondary Education

Pres_Template

CHEMISTRY 10

Organic chemistry and Alkanes

Week 25

_______________  is the study of carbon compounds.  

1. Analytical Chemistry
2. Physical Chemistry
3. Organic Chemistry
4. Inorganic Chemistry

Carbon atoms form strong ______ bonds with each other.

1. ionic
2. metallic
3. hybrid
4. covalent

Carbon-carbon bonds can be single or _________.

1. double
2. triple
3. quadruple
4. multiple

The hydrocarbon to the right has 4 carbon-carbon single bonds and ___ double bond(s).

1. 1
2. 2
3. 3
4. 4

Carbon atoms can be arranged in straight chains, branched chains, ________, or in combinations.

1. no chains
2. rings
3. open-chains
4. hydrogens

Other _____________ are placed on carbon atoms.

1. atoms
2. groups of atoms
3. ions
4. A and B

The diagram shows a _____ chain.

1. branched
2. straight
3. ring
4. combination

_________ are compounds containing only carbon and hydrogen atoms.

1. organic compounds
2. hydrocarbons
3. fossil fuels
4. bitumen

A family of compounds which have a general formula and similar chemical properties is called _______.

1. organic compounds
2. hydrocarbons
3. homologous series
4. homologous chromosomes

_______ are saturated hydrocarbons that have only single carbon-carbon bonds.

1. Organic compounds
2. Alkenes
3. Alkanes
4. Functional groups

The general formula of the hydrocarbon Alkane is ________.

1. CₙH₂ₙ ₊ ₂
2. CₙH₂ₙ ₊ ₁
3. CₙH₂ₙ
4. CₙHₙ

Why is alkane a SATURATED hydrocarbon?

1. because it contains hydrogen atoms
2. because it contains the max number of hydrogens
3. because it contains carbon atoms
4. because it is an organic compound

Formulae, Names, and Structures

1 Carbon atom

Formula

Name

Structure

Displayed formula

Molecular formula

Formulae, Names, and Structures

1 Carbon atom

Formula

Name

Structure

Displayed formula

Molecular formula

Formulae, Names, and Structures

2 Carbon atoms

Formula

Name

Structure

Displayed formula

Molecular formula

Properties of Alkanes

• generally unreactive, with exceptions
• can easily undergo combustion
• can undergo substitution reaction by chlorine

Combustion reactions of alkanes

Properties of Alkanes

• generally unreactive, with exceptions
• can easily undergo combustion
• can undergo substitution reaction by chlorine

Substitution reaction by chlorine