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New Millenium Science - Chemistry Class X>Chapter 4 - Carbon and Its Compounds>PRACTICE QUESTIONS SET>Q 8

EASY

10th CBSE

IMPORTANT

Earn 100

Draw the electron dot structure of methane, ${CH}_{4}$ .

Important Questions on Carbon and Its Compounds

EASY

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 4 - Carbon and Its Compounds>PRACTICE QUESTIONS SET>Q 7

Define the term functional group. Identify the functional group present in the following compounds.
(a)

{CH}_{3} - {CH}_{2} - {CH}_{2} - OH

(b)

HCHO

MEDIUM

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 4 - Carbon and Its Compounds>PRACTICE QUESTIONS SET>Q 12

Identify and name the functional group present in the following compound.

MEDIUM

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 4 - Carbon and Its Compounds>PRACTICE QUESTIONS SET>Q 20

Draw the structure for the following compound:
Butanoic acid

MEDIUM

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 4 - Carbon and Its Compounds>PRACTICE QUESTIONS SET>Q 14

Explain the given reaction with the examples:

Hydrogenation reaction

HARD

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 4 - Carbon and Its Compounds>PRACTICE QUESTIONS SET>Q 15

An organic compound 'X' of molecular formula

C_{4} H_{8} O_{2}

has a sweet smell. It can be hydrolysed with acid or base. On hydrolysis with dilute

H_{2} {SO}_{4}

, it gives two compounds Y' and 'Z'. Y' on oxidation gives compound 'Z'. Identify X, Y and Z. Name the reactions and write the chemical equation of the reactions involved.

HARD

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 4 - Carbon and Its Compounds>PRACTICE QUESTIONS SET>Q 18

A compound

C

(molecular formula,

C_{2} H_{4} O_{2}

) reacts with

Na

metal to form a compound

R

and evolves a gas which burns with a pop sound. Compound

C

on treatment with an alcohol

A

in presence of an acid forms a sweet-smelling compound

S

(molecular formula,

C_{3} H_{6} O_{2}

). In addition of

NaOH

to

C

, it also gives

R

and water.

S

on treatment with

NaOH

solution gives back

R

and

A

. Identify

C, R, A, S

and write down the reactions involved.

MEDIUM

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 4 - Carbon and Its Compounds>Practice Questions Set>Q 1

What are detergents? Name two areas where detergents are mostly used.

MEDIUM

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 4 - Carbon and Its Compounds>Practice Questions Set>Q 4

Why are detergents effective even in hard water?