Carbon,Diamond and Graphite are together called:___________?

A. Allotrope
B. Isomers
C. Isomorphs
D. Isotopes

Submitted by: Fahad Mehsud

The term allotrope refers to one or more forms of a chemical element that occur in the same physical state. … Allotropes may display very different chemical and physical properties. For example, graphite and diamond are both allotropes of carbon that occur in the solid state

Related Mcqs:

Diamond is harder than Graphite because of___________?
A. Difference in crystalline Structure
B. Tetrahedral structure of diamond
C. Difference in layer of atoms
D. None of these

Submitted by: Malik Asghar Hussain
Which one of the following is not the use of graphite ?
A. Lead pencils
B. Abrasive
C. Lubricant
D. Electrode of electrolytic cell
In primary alkyl halides the halogen atom is attached to a carbon which is further attached to how many carbon atoms__________________?
A. two
B. three
C. one
D. four
The carbon-carbon bond strength is maximum in__________?
A. CH3CH3
B. CH2=CH2
C. Benzene
D. Cyclohexane

Submitted by: Muhammad Ali Kunbhar
Diamond is a very expensive ornament. It is composed of a single element ___________?
A. Carbon
B. Gold
C. Silver
D. Platinum
E. None of these
Diamond is an allotropic form of_______?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Silicon
The luster of diamond is due to_________?
A. Reflection
B. Total internal reflection
C. Refraction
D. None of these

Submitted by: Afzal Chaudhry
Black gold is an oil; Black diamond is_________?
A. Copper
B. Iron
C. Coal
D. Wood

Submitted by: Mansoor Ahmed Suhag
diamond got brilliance due to following reason?
A. reflection
B. refraction
C. dispersion
D. all of the above

Submitted by: Simeen Tabassum
Compound containing two halogen atoms on two adjacent carbon atoms are called as ___________?
A. Glycols
B. Vicinal dihalides
C. Geminal dihalides
D. Diols

Submitted by: Aamir khan Hullio