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Science Answer the questions.[Che-1M]

Carbon and its Compounds · CBSE STD 10 (CBSE - English Medium). 17 questions.

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Answer the questions.[Che-1M]

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17 questions · timed · auto-graded

Question 11 Mark
Write the names of the following compound.

$\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \text{H}\ \ \ \ \ \text{O}\\ \ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ ||\\\text{H}-\text{C}-\text{C}-\text{C}-\text{C}-\text{C}-\text{OH}\\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ |\\\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}$

Answer
Pentanoic acid.
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Question 21 Mark
Write the names of the following compound.

$\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\\\text{H}-\text{C}-\text{C}-\text{C}-\text{C}-\text{C}-\text{C}-\text{C}=\text{O}\\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ |\\\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \text{H}\ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \text{H}\ \ \ \ \ \text{H}$

Answer
Heptanal.
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Question 31 Mark
Write the names of the following compound.

$\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \text{H}\ \ \ \ \ \text{H}\\ \ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ |\\\text{H}-\text{C}-\text{C}-\text{C}-\text{C}-\text{C}-\text{OH}\\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ |\\\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \text{H}$

Answer
Pentanol.
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Question 41 Mark
Write the names of the following compound.

$\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ \\\text{H}-\text{C}-\text{C}-\text{C}\equiv\text{C}-\text{H}\\ \ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\\ \ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}$

Answer
Butyne.
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Question 51 Mark
Write the formula and draw electron dot structure of carbon tetrachloride.
Answer
Carbon tetrachloride: CCl4.

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Question 61 Mark
What is the role of metal or reagents written on arrows in the given chemical reaction?

$\text{CH}_3\text{COOH}+\text{CH}_3\text{CH}_2\text{OH}\xrightarrow{\ \ \text{Conc. H}_2\text{SO}_4\ \ \ }\text{CH}_3\text{COOC}_2\text{H}_5+\text{H}_2\text{O}$

Answer
Catalyst.
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Question 71 Mark
What is the role of metal or reagents written on arrows in the given chemical reaction?

$\text{CH}_3\text{CH}_2\text{OH}\xrightarrow[\ \ \ \text{Heat}\ \ \ ]{\text{Alk. KMnO}_4}\text{CH}_3\text{COOH}$

Answer
Oxidizing agent.
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Question 131 Mark
In electron dot structure, the valence shell electrons are represented by crosses or dots.
  1. The atomic number of chlorine is 17. Write its electronic configuration.
  2. Draw the electron dot structure of chlorine molecule.
Answer
  1. Atomic number of chlorine atom is 17. Hence the electronic configuration of Cl (17) would be;

$\text{K L M}\\2\ \ \ 8\ \ \ 7$

  1. Chlorine molecule is formed by formation of single covalent bond between two chlorine atoms. The electron dot structure of chlorine molecule is:

​​​​​​​

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Question 141 Mark
Identify and name the functional groups present in the following compound.

$\ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{O}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\\\ \ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ \ ||\ \ \ \ \ |\ \ \ \ \ \ \ |\\\text{H}-\text{C}-\text{C}-\text{C}-\text{C}-\text{C}-\text{H}\\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\\\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}$

Answer
Pentane-3-one $\ \ \ \ \ \text{O}\\\ \ \ \ \ ||\$-\text{C}-)$
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Question 151 Mark
Identify and name the functional groups present in the following compound.

$\ \ \ \ \ \ \ \text{H}\ \ \ \ \ \ \text{H}\ \ \ \ \ \text{O}\\\ \ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ \ ||\\\text{H}-\text{C}-\text{C}-\text{C}-\text{OH}\\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\\\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}$

Answer
Propanoic acid $\ \ \ \ \ \text{O}\\\ \ \ \ \ ||\$-\text{C}-\text{OH})$
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Question 161 Mark
Identify and name the functional groups present in the following compound.

$\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \text{H}\ \ \ \ \ \ \text{H}\\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ |\\\text{H}-\text{C}-\text{C}-\text{C}=\text{C}-\text{H}\\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\\\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \ \text{H}$

Answer
But-1-ene $(>\text{C}=\text{C}<)$
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Question 171 Mark
Identify and name the functional groups present in the following compound.

$ \ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\\ \ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ |\\\text{H}-\text{C}-\text{C}-\text{C}-\text{OH}\\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\ \ \ \ \ \ |\\\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \text{H}$

Answer
Propan-1-ol (-OH)
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