Question 1 :
Carbon has a tendency to form more than 4 bonds. Is it TRUE OR FALSE?
Question 2 :
As the molecular mass increases in any homologous series, a gradation in physical properties is seen. Is it TRUE OR FALSE?
Question 3 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d25273b230584979bac.JPG' />
In the given figure, name the carbon compound.
Question 5 :
Ethanol and ethanoic acid are carbon compounds of importance in our daily lives. Is it TRUE OR FALSE?
Question 6 :
<p>Which of the following does not belong to the same homologous series?</p><p>(1) $ C_{4}H_{10} $  (2) $ C_{2}H_{6} $  (3) $ C_{3}H_{8} $  (4) $ C_{4}H_{8} $</p>
Question 8 :
Hydrocarbons are the organic compounds that contain the elements _______ and ________.
Question 9 :
Compounds of carbon and hydrogen which form long chains or branched chains are:
Question 10 :
Any two consecutive members in a homologous series differ in molecular mass by :
Question 11 :
Calculate the next homologue in each of the following:<br/>Methyl alcohol $ CH_3-OH$
Question 14 :
$CH_3 - CH = CH_2 \xrightarrow[\Delta]{Br_2} \quad \xrightarrow[Dryether]{Mg} \quad \xrightarrow[NH_4Cl]{CH_3-\overset{O}{\overset{||}{C}}-CH_3} \quad \xrightarrow[\Delta]{H^+} \begin{matrix} \bigotimes \\(Major)\end{matrix}$End product of above reaction is:
Question 16 :
Hydrocarbon containing minimum mass % of carbon will have which of the following characteristics?
Question 17 :
<p>$ NaOH+{ C }{ H }_{ 3 }COOH\longrightarrow C{ H }_{ 3 }COONa+{ H }_{ 2 }O $</p><p>This reaction is called : </p>
Question 18 :
Proof is defined as _______ the percentage by volume of alcohol in ethanol-water mixture.<br/>
Question 20 :
What is the common name given to group 1 elements ?
Question 23 :
In the modern periodic table, a zig-zag line separates metals from non-metals. the borderline elements -boron , silicon , germanium ,arsenic , antimony, tellurium and polonium are intermediate in properties and are called metalloids or semimetals 
Question 25 :
Arrange the following elements in the order of their decreasingmetallic character.<br>$Na,\ Si,\ Cl,\ Mg,\ Al$<br>