Which of the following is a saturated compound ?
- ✓$C _3 H _8$
- B$C _2 H _4$
- C$C _2 H _2$
- D$C _3 H _6$
Answer: A.
View full solution →Question types
carbon and its compounds question types
166 questions across 7 question groups — pick any mix to generate a Science paper with step-by-step answer keys.
166
Questions
7
Question groups
5
Question types
01
M.C.Q
36 Q→02Fill in the blank
25 Q→03True-False
13 Q→04[1 Mark Questions]
39 Q→05[2 Mark Questions]
31 Q→06[3 Mark Questions]
8 Q→07[4 marks Questions]
14 Q→Sample Questions
carbon and its compounds questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Ethanol reacts with sodium and forms two products. These arc
- ASodium ethanoate and hydrogen
- BSodium ethanoate and oxygen
- ✓Sodium ethoxide and hydrogen
- DSodium ethoxide and oxgen
Answer: C.
View full solution →What is the melting point of chloroform $\left( CHCl _3\right)$ ?
- A$290 K$
- ✓$209 K$
- C$156 K$
- D$90 K$
Answer: B.
View full solution →What is the melting point of chloroform $\left( CHCl _3\right)$ ?
- A$290 K$
- ✓$209 K$
- C$156K$
- D$90K$
Answer: B.
View full solution →Which of the following does not belong to the same homologous series?
- A$CH _4$
- B$C _2 H _6$
- C$C _3 H _8$
- ✓$C _4 H _8$
Answer: D.
View full solution →Vinegar is a solution of $.............$ acetic acid in water $(5 \%-8 \%, 5 \%-60 \%, 5 \%-80 \%)$
View full solution →$.............$ is the correct representation of electron dot structure of nitrogen.
View full solution →$.............$ part of soap is hydrophobic. $($Tail and Head, head, Tail$)$
View full solution →_______ part of soap is hydrophobic.(Tail and Head, head, Tail)
In _______ compounds - $OH$ is the functional group. (Butanoic, Butanol, Butanone)
View full solution →Propene is a saturated hydrocarbon.
Coal and petroleum have some amount of nitrogen and sulphur in them, hence, their combustion causes pollution in environment.
Dehydration of ethanol gives propene.
Dyes are added to colour the alcohol blue. This is called denatured alcohol.
Reaction of carboxylic acid with sodium carbonate produces carbon dioxide.
How will you test the gas evolved?
What change will you observe if you test soap with litmus paper (red or blue)?
Would you be able to check if water is hard by using a detergent?
What is a catalyst? Give examples.
Name the major chemical properties (reactions) of carbon compounds.
Give scientific reasons : Candle burns with a yellow flame.
Distinguish between : Saturated carbon compounds and Unsaturated carbon compounds
Distinguish between : Diamond and Graphite
Distinguish between : Ionic compounds and Covalent compounds
Give a test that can be used to differentiate between saturated and unsaturated hydrocarbons.
“Alcohol is harmful as beverages.”-Justify the statement.
How do alcohol affect living beings? Explain.
State the properties of covalent compounds.
State the properties of carbon compounds.
What is an homologous series? Explain with an example.
How can ethanol and ethanoic acid be differentiated on the basis of their physical and chemical properties?
Explain the given reactions with the examples
$(a)$ Hydrogenation reaction
$(b)$ Oxidation reaction
$(c)$ Substitution reaction
$(d)$ Saponification reaction
$(e)$ Combustion reaction
Write the reactions.
View full solution →$(a)$ Hydrogenation reaction
$(b)$ Oxidation reaction
$(c)$ Substitution reaction
$(d)$ Saponification reaction
$(e)$ Combustion reaction
Write the reactions.
$(A)$ Why is the conversion of ethanol to ethanoic acid an oxidation reaction?
$(B)$ A mixture of oxygen and ethyne is burnt for welding. Can you tell why a mixture of ethyne and air is not used?
View full solution →$(B)$ A mixture of oxygen and ethyne is burnt for welding. Can you tell why a mixture of ethyne and air is not used?
Explain covalent bonding in hydrogen molecule $\left( H _2\right)$.
View full solution →Explain the mechanism of cleansing action of soap.
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