Exploring Alkanes

Exploring Alkanes

11th Grade

10 Qs

quiz-placeholder

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Exploring Alkanes

Exploring Alkanes

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Hard

Created by

Agustono Sugiharto

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the general formula for alkanes?

CnH(2n+2)

CnH2n

CnH2n-2

C(n-1)H(2n+1)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe the structural characteristics of alkanes.

Alkanes are saturated hydrocarbons with the formula CnH2n+2, consisting of carbon atoms connected by single bonds.

Alkanes consist of carbon atoms connected by double bonds.

Alkanes are unsaturated hydrocarbons with the formula CnH2n.

Alkanes have the formula CnH2n-2 and are known for their aromatic properties.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you name a straight-chain alkane with 5 carbon atoms?

hexane

butane

propane

pentane

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of reaction do alkanes typically undergo?

Neutralization reactions

Synthesis reactions

Decomposition reactions

Combustion reactions

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain the concept of isomerism in alkanes.

Isomerism is a property exclusive to aromatic compounds, not alkanes.

Isomerism in alkanes is the existence of compounds with the same molecular formula but different structures or arrangements.

Isomerism in alkanes refers to the presence of different molecular formulas for the same compound.

Isomerism in alkanes means that all alkanes have the same structural arrangement.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the difference between structural isomers and stereoisomers?

Stereoisomers have the same connectivity and differ in molecular weight.

Structural isomers differ in connectivity; stereoisomers differ in spatial arrangement.

Structural isomers are always larger than stereoisomers.

Structural isomers are a type of stereoisomer.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

List two common uses of alkanes in everyday life.

Food preservatives (e.g., butane)

1. Fuels (e.g., methane for heating) 2. Solvents (e.g., hexane in laboratories)

Cosmetics (e.g., octane)

Plastic production (e.g., polyethylene)

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