Question

Question 6 : The heavier elements of group IV functions as------
lewis acid
Lowry base
lewis base
Lowry acid

Question 7 : Which of these is not an interstitial carbide?
tungsten carbide
titanium carbide
Vanadium carbide
boron carbide

Question 8 : One of these is not a form of silica
cristobalite
tridymite
Flint
Freons

Question 9 : Zeolites is used in water as----------
softener
purifiers
disinfectants
oxidants

Question 10 : Which of these is an example of covalent carbides?
TiC
tetrachloro silicon
dicloro silicon
SiC

Answer 1

lewis base
boron carbide
Freons
purifiers
SiC