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10th CBSE
IMPORTANT
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Diamond is not a good conductor of electricity because

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Important Questions on Carbon and Its Compounds

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10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 4 - Carbon and Its Compounds>SUMMATIVE ASSESSMENT MOCK TEST>Q 29
In a double covalent bond number of electron pairs shared is:
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10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 4 - Carbon and Its Compounds>SUMMATIVE ASSESSMENT MOCK TEST>Q 30
The soap prepared in laboratories is crude soap, it is:
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10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 4 - Carbon and Its Compounds>SUMMATIVE ASSESSMENT MOCK TEST>Q 31
The odour of ethanoic acid resembles
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10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 4 - Carbon and Its Compounds>SUMMATIVE ASSESSMENT MOCK TEST>Q 32
On adding sodium bicarbonate to acetic acid, you immediately
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10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 4 - Carbon and Its Compounds>SUMMATIVE ASSESSMENT MOCK TEST>Q 33
The physical state of pure acetic acid at 298 K is
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10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 4 - Carbon and Its Compounds>SUMMATIVE ASSESSMENT MOCK TEST>Q 34
Acetic acid reacts with zinc in all the test tubes. A pop sound is heard when a burning matchstick is brought near the test tubes. Which test tube will produce this pop sound?
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10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 4 - Carbon and Its Compounds>SUMMATIVE ASSESSMENT MOCK TEST>Q 35
A student added sodium bicarbonate solution to dilute ethanoic acid. He observed that—
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10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 4 - Carbon and Its Compounds>SUMMATIVE ASSESSMENT MOCK TEST>Q 36
5 mL each of acetic acid and water are mixed together and shaken well. The resulting mixture would appear as in:

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