All lessons undert TB Chemistry_Midterm | Baamboozle - Baamboozle

What is the difference between the following: Molecular Formula, Empirical Formula, Structural formula?

Draw on the board the structural formula of But-2-ene

Draw on the board the structural formula of But-1-ene

Draw on the board the structural formula of 1,2-dibromoethane

If Carbon 1 to 4 is in Gas state, what is the state of the 5th to 16th carbon?

Liquid

General formula for alkynes

CnH2n-2

A__enes take part in addition reaction(bromination) or test for unsaturation. But alkanes don’t.

Alkenes

The presence of C=C makes al_________s much more reactive than alkanes.

alkenes

Alkynes are molecules containing triple bond The simplest member is ________ or acetylene. Answer: E___yne

ethyne

The type of reaction, where a double bond breaks and adds two new atoms is known as add_____________n reaction

Addition reaction

What are the four Carbon containing compounds found in living organisms. Answers: Carbohydrates, L_____________, P____________, N___________ A___________

Carbohydrates, Lipids, Proteins and Nucleic Acids

Wha are the uses of butane. Give at least one?

Used in portable gas fires, portable camping stoves, blow-torches and gas lighters.

Name the alkane used as LPG. B____e

Butane

What is the new form of carbon discovered recently with it uses? F_____ene

Fullerene-it is use in Nanotechnology

Draw on the board the possible structures of C4H10 as isomers.

True or False. Isomers have the same molecular formula but different structures.

True

True or False. Alkanes do not react with bromine water.

True

True or False. If an alkene, such as ethene, is shaken with a solution of bromine in water, the bromine loses its color.

True

In alkenes, if the number of Carbon atoms is 7, what is the number of Hydrogen atoms?

14

What is the simplest alkene?

ethene or ethylene

In alkanes, if the number of Carbon atoms is 8, what is the number of Hydrogen atoms?

18

What is the general formula of alkenes?

CnH2n

What is the other name of Cylinders of butane gas which are used in portable gas fires? C_______ G__

Calor gas

What do you call the alkane that form the major part of natural gas? Me_____

Methane

What does LPG means?

Liquefied Petroleum Gas

True or False. All alkanes burn exothermically.

True

What is the simplest alkane? M______

methane

What is the state of matter of the first 4 alkanes?

Gas

Give an example of saturated hydrocarbon.

All alkanes

What are the two examples of unsaturated hydrocarbons?

Alkenes and alkynes

True or False. Alkene is an example of saturated hydrocarbon.

False. Alkanes only

What are the three structural forms of Carbon?

Diamond, Graphite and Fullerene

Give at least three examples of Hydrocarbons.

Alkanes, alkenes and alkynes

What are the elements present in Hydrocarbons?

Carbon and Hydrogen

True or False. Carbon atoms cannot arrange themselves in rings.

False

True or False.The carbon atoms can be linked by single or double bond only but not triple bond.

False

What is the chemistry of carbon-containing compounds?

Organic Chemistry

True or False. Carbon atoms can join to each other to form long chains.

True

True or False. Carbon can bond to other non-metals.

True

True or False. Carbon is a metal.

False

What is the atomic number of Carbon?

6

What is the number of valence electrons of Carbon?

4

Name this molecule

Prop-1-ene or Propene only

Name this molecule

But-1-ene or Butene only

Name this molecule

Propane

Name this molecule

Ethane

What is the general formula for an alkene

CnH2n

What is the general formula for an alkane?

CnH2n+2

What is an unsaturated molecule?

A molecule with a double bond

What are the two products of burning alkanes

CO2 and H2O

How many Carbons does Propene have?

Three

How many Carbons does Ethene have?

Two

How many Hydrogens does Butane has?

10

How many Carbons does Pentane has?

5

How many carbons does Methane has?

1

How can you tell an alkane from an alkene

An alkane has a single while alkene has a double bond