A. Plastic
B. Glass
C. Rubber
D. None of the above
Related Mcqs:
- Which solids are called true solids _______________?
A. Metallic
B. Amorphous
C. Crystalline
D. Vitreous - The hardest of the following solids is__________________?
A. sodium
B. diamond
C. graphite
D. magnesium - In solids the temperature is the measure of__________________?
A. Average kinetic energy of molecules
B. Vibrational kinetic energy
C. Translational kinetic energy
D. None of the above - Crystalline solids can be identified easily from their ___________________?
A. Sharp melting point
B. Definite geometry
C. Transition temperature
D. Colour - The viscosity of solids is________________?
A. Infinite
B. Negligible
C. Medium
D. No concept of viscosity in solid - Direct conversion of solids into vapours is called ___________________?
A. Solvent extraction
B. sublimation
C. crystallization
D. vaporization - Which of the following element doesnot show allotropy_________________?
A. Carbon
B. Arsenic
C. Nitrogen
D. Sulphur - Which one of the following does not show hydrogen bonding?
A. Water
B. Ethyl alcohol
C. Phenol
D. Diethyl ether - Which of the following substance do not show continuous solubility curve ?
A. KCIO4
B. Na2SO4. 10H2O
C. K2Cr2O7
D. PbCl2 - When aquious bromine is added to aqueous phenol a creamy white ppt is obtained. What does this reaction show ?
A. phenol is unsaturated
B. 2-bromophenol is insoluble in water
C. a hydroxy group makes the benzene ring more susceptible to electrophilic attack
D. acid-base reaction
