WorksheetsCARBON AND ITS COMPOUND
Total questions: 20
Worksheet time: 10mins
Atomic No. of Carbon,No. of Electron,No. of Proton,No of electron is
12
7
6
4
Covalent compound are mettalic in nature
true
false
Buckministerfullerance found in
combined state
free state
Allotrope of carbon and their state are
Graphite,Hydrogen/Solid and Liquid
Diamond and Graphite/Amorphous and Liquid
Graphite and Diamond/Crysalline and Amorphous
Diamond and Graphite/Amorphous and Chlorised
General formula of Alkane is
CnH2n+4
CnH2n+2
CnH2n
CnH2n-2
One Bond( - ) means
1 electron
3 electron
2 electron
1 x 2 e + 1e
Which of these has the formula C60?
graphite
diamond
fullerene
none of these
The property of self-linkage among identical atoms to form long chains is
Superposition
Catenation
Isomerisation
Halogenation
Covalent compound
has low melting and boiling point
is generally poor conductors of electricity
has weak inter-molecular forces
All of the above
The carbons circled in red...
are double bonded
are sharing two pairs of electrons
are sharing three pairs of electrons
Are sharing six electrons
Prefix 'prop' is used when no. of carbon are
1
3
4
5
Which of the following is the most important source of organic carbon compounds?
Plants
Animals
Coal
Petroleum
Alkanes are saturated hydrocarbons. What does this mean?
There are some C=C double bonds present in the molecule
All C atoms are bonded by single covalent bonds
They are very reactive
They have both double and single bond between carbons
The classes of organic compounds found in all living things are
vitamins and minerals
halogen compounds, alcohols, organic acids, and esters
simple carbohydrates and hydrocarbons
carbohydrates, lipids, proteins, and nucleic acids
General formula of Alkane is
CnH2n+4
CnH2n+2
CnH2n
CnH2n-2
General formula of Alkane is
CnH2n+4
CnH2n+2
CnH2n
CnH2n-2
Covalent compounds
have high melting and boiling point
are mostly soluble in water
are formed between atoms of metals and non-metals
are formed by the sharing of electrons in the bonding atoms.
Which of the following is an unsaturated hydrocarbon
Acetylene
Butane
Pentane
Decane
Hydrocarbon is an organic compound containing only
carbon and oxygen
hydrogen dan carbon
hydrogen and oxygen
oxygen and nitrogen
