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Standard XII

Chemistry

Nomenclature

How many of t...

Question

How many of the following compounds are more acidic than ethyne?
$C H_{2} = C H_{2}, N H_{3}, H_{2} O; C H_{3} - C H_{3} H F, C H_{3} C H_{2} - O H, C H_{3} - C H_{2 -} S H,$

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Solution

more acidic than ethyne are
$H F, C H_{3} C H_{2} O H, C H_{3} C H_{2} S H$

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Similar questions

Q. The order of reactivity of following alcohols with halogen acids is:

(A)

C H_{3} C H_{2} - C H_{2} - O H

(B)

C H_{3} - C H_{2} - C | C H_{3} H - O H

(C)

C H_{3} - C H_{2} - C H_{3} | C | C H_{3} - O H

Consider the following statements :

(a)

C H_{3} O \oplus C H_{2}

is more stable than

C H_{3} \oplus C H_{2}

(b)

{M e}_{2} \oplus C H

is more stable than

C H_{3} C H_{2} \oplus C H_{2}

(c)

C H_{2} = C H - \oplus C H_{2}

is more stable than

C H_{3} C H_{2} \oplus C H_{2}

(d)

C H_{2} = \oplus C H

is more stable than

C H_{3} \oplus C H_{2}

Out of these statements :

Q. Give the IUPAC name of the following compounds:

C H_{3} - C H_{2} - O H | C H - C H_{2} - C H_{2} - C H_{2} - C H_{2} - C H_{2} - C H_{2} - C H_{2} - C H_{2} - C H_{3} | C H - C H_{3}

Q. Identify the type of the following reaction of carbon compounds.
a. CH₃ -CH₂ -CH₂-OH → CH₃ -CH₂ -COOH
b. CH₃ -CH₂ -CH₃ → 3CO₂ + 4H₂O
c. CH₃ -CH = CH -CH₃ + Br₂ → CH₃ -CHBr - CHBr -CH₃
d. CH₃ -CH₃ + Cl₂→ CH₃ -CH₂ -Cl + HCl
e. CH₃-CH₂ -CH₂ -CH₂ -OH → CH₃ -CH₂ -CH=CH₂ + H₂O
f. CH₃-CH₂ -COOH + NaOH → CH₃ -CH₂ -COO - Na⁺ + H₂O
g. CH₃ -COOH + CH₃ -OH → CH₃ -COO- CH₃ + H₂O

Name the functional groups present in the following compounds: [5 MARKS]

1. ${CH}_{3} - {CH}_{2} - {CH}_{2} - OH$
2. ${CH}_{3} - {CH}_{2} - {CH}_{2} - COOH$
3. ${CH}_{3} - {CH}_{2} - CHO$
4. ${CH}_{3} - CO - {CH}_{2} - {CH}_{3}$
5. ${CH}_{3} - {CH}_{2} - CO-OH$

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How many of the following compounds are more acidic than ethyne?CH2=CH2,NH3,H2O;CH3−CH3HF,CH3CH2−OH,CH3−CH2−SH,

more acidic than ethyne areHF,CH3CH2OH,CH3CH2SH

How many of the following compounds are more acidic than ethyne?
$C H_{2} = C H_{2}, N H_{3}, H_{2} O; C H_{3} - C H_{3} H F, C H_{3} C H_{2} - O H, C H_{3} - C H_{2 -} S H,$

more acidic than ethyne are
$H F, C H_{3} C H_{2} O H, C H_{3} C H_{2} S H$