ESSENTIALS OF CHEMISTRY X>Chapter 4 - Carbon and its Compounds>Value Based Questions>Q 40

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IMPORTANT

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Which among the following is/are unsaturated hydrocarbons?
(i) ${C H}_{3} - {C H}_{2} - {C H}_{2} - {C H}_{3}$
(ii)
(iii) ${C H}_{3} - C H = C H - {C H}_{2} - {C H}_{3}$
(iv) ${C H}_{3} - C \equiv C - {C H}_{2} - {C H}_{3}$

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Important Questions on Carbon and its Compounds

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10th CBSE

IMPORTANT

ESSENTIALS OF CHEMISTRY X>Chapter 4 - Carbon and its Compounds>Value Based Questions>Q 41

Sodium reacts with ethanol to form:

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IMPORTANT

ESSENTIALS OF CHEMISTRY X>Chapter 4 - Carbon and its Compounds>Value Based Questions>Q 42

In reaction of ethanol with potassium permanganate, potassium permanganate acts as:

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10th CBSE

IMPORTANT

ESSENTIALS OF CHEMISTRY X>Chapter 4 - Carbon and its Compounds>Value Based Questions>Q 43

Vegetable oils are converted to vegetable ghee, by the reaction of:

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10th CBSE

IMPORTANT

ESSENTIALS OF CHEMISTRY X>Chapter 4 - Carbon and its Compounds>Value Based Questions>Q 44

Saponification reaction is:

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10th CBSE

IMPORTANT

ESSENTIALS OF CHEMISTRY X>Chapter 4 - Carbon and its Compounds>Value Based Questions>Q 45

The soap molecule has a:

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10th CBSE

IMPORTANT

ESSENTIALS OF CHEMISTRY X>Chapter 4 - Carbon and its Compounds>Value Based Questions>Q 46

Dilute acetic acid was added to the four test tubes containing the following chemicals:
(a)

K O H

(b)

{N a H C O}_{3}

(c)

K_{2} {C O}_{3}

(d)

N a C l

Brisk effervescence was observed in test tubes:

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ESSENTIALS OF CHEMISTRY X>Chapter 4 - Carbon and its Compounds>Value Based Questions>Q 47

On adding acetic acid to sodium hydrogen carbonate in a test tube, a student observes

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10th CBSE

IMPORTANT

ESSENTIALS OF CHEMISTRY X>Chapter 4 - Carbon and its Compounds>Value Based Questions>Q 48

A student while observing the properties of acetic acid would report that this acid smells like: