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MCQ on Carbon and its Compounds for Students
In graphite carbon atoms are in
1. Tetra hendral arrangement
2. Hexagonal rings
3. Octahedral arrangement
4. Trigonal bi piramid shape
Option 2 – Hexagonal rings
Carbon dioxide is obtained as a by product in the manufacture of
1. Sugar
2. Alcohol
3. Polyethelene
4. Nylon
Option 2 – Alcohol
Dry Ice means
1. The solid carbon dioxide
2. The liquid carbon dioxide
3. The cool carbon dioxide
4. The freeged soda
Option 1 – The solid carbon dioxide
The unique properties of carbon are
1. Catenation
2. Isomerism
3. Formation of multiple bonds
4. All of these
Option 4 – All of these
Diamond is hard because of bond present …….. in it
1. Covalent
2. Ionic
3. Dative
4. Metallic
Option 1 – Covalent
Maximum covalency exhibited by Carbon is
1. 1
2.2
3.3
4.4
Option 4 – 4
Carbon has the highest catenation character because
1. C is more electronagative
2. C has higher ionisation potential value
3. C has only one stable isotope
4. C-C bond is strong
Option 4 – C-C bond is strong
Which is not an allotrope of carbon
1. Graphite
2. Diamond
3. Carborundum
4. Coke
Option 3 – Carborundum
Layer structure is present in
1. Graphite
2. Coal
3. Diamond
4. Coke
Option 1 – Graphite
Lead pencils contains
1. Graphite
2. Clay
3. Lead oxide
4. Graphite and clay
Option 4 – Graphite and clay
In diamond crystal each carbon atom is linked with of carbon carbon atoms. The number atoms linked is
1.2
2.4
3.3
4.1
Option 2 – 4
The inert form of carbon is
1. Charcoal
2. Coal
3. Graphite
4. Diamond
Option 4 – Diamond
Carbon forms a large number of compounds because
1. Fixed valency
2. Non-metallic nature
3. High ionization potential
4. High Catenation ability
Option 4 – High Catenation ability
In elemental form carbon is available as
1. Diamond
2. Graphite
3. Coal
4. All of these
Option 4 – All of these
Which of the following element exhibits allotropy
1. Nitrogen
2. Berelium
3. Carbon
4. Boran
Option 3 – Carbon
Which among the following allotropic forms of carbon is crystalline solid
1. Diamond
2. Coal
3. Coke
4. Lamp black
Option 1 – Diamond
Which among the following allotropic forms of Carbon is amorphous
1. Diamond
2. Graphite
3. (1) and (2)
4. Coal
Option 4 – Coal
The density of diamond is
1. 2.25 gm/cc
2. 3.51 gm/cc
3. 2.52 gm/c.c
4. 3.15 gm/cc
Option 2 – 3.51 gm/cc
The refractive index of diamond is
1. 4.3
2. 2.41
3. 4.5
4. 5.42
Option 2 – 2.41
Which of the following insoluble in water?
1. Diamond
2. Graphite
3. Both (1) and (2)
4. None of these
Option 3 – Both (1) and (2)
In diamond carbon atoms are in
1. Tetra hedral arrangement
2. Octogonal arrangement
3. Square planner arrangement
4. Linear arrangement
Option 1 – Tetra hedral arrangement
The following is used as a lubricant
1. Diamond
2. Graphite
3. Coal
4. Charcoal
Option 2 – Graphite
Which of the following is a good conductor of electricity
1. Graphite
2. Diamond
3. Coke
4. Charcoal
Option 1 – Graphite
The density of graphite is
1. 3.51 gm/c.c
2. 3.15 gm/c.c
3. 2.25 gm/c.c
4. 2.52 gm/c.c
Option 3 – 2.25 gm/c.c
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